20686992235

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:330

約数の個数: 192

約数和(自身を含む): 34749388800

約数和(自身を除く): 14062396565

約数列:

[1, 5, 7, 13, 19, 23, 35, 49, 65, 89, 91, 95, 115, 133, 161, 167, 245, 247, 299, 437, 445, 455, 623, 637, 665, 805, 835, 931, 1127, 1157, 1169, 1235, 1495, 1691, 1729, 2047, 2093, 2171, 2185, 3059, 3115, 3173, 3185, 3841, 4361, 4655, 5635, 5681, 5785, 5845, 8099, 8183, 8455, 8645, 10235, 10465, 10855, 11837, 12103, 14329, 14651, 14863, 15197, 15295, 15865, 19205, 21413, 21805, 21983, 22211, 26611, 26887, 28405, 38893, 39767, 40495, 40915, 41249, 49933, 56693, 59185, 60515, 71645, 72979, 73255, 74315, 75985, 82859, 100303, 104041, 106379, 107065, 109915, 111055, 133055, 134435, 153881, 155477, 186277, 188209, 193219, 194465, 198835, 206245, 249665, 272251, 278369, 282397, 283465, 288743, 341849, 349531, 364895, 414295, 501515, 505609, 510853, 520205, 531895, 728287, 769405, 777385, 931385, 941045, 948727, 966095, 1077167, 1303939, 1352533, 1361255, 1391845, 1411985, 1443715, 1709245, 1747655, 1905757, 1976779, 2021201, 2392943, 2446717, 2528045, 2554265, 3539263, 3575971, 3641435, 3671161, 4444037, 4743635, 5385835, 6495131, 6519695, 6641089, 6762665, 9467731, 9528785, 9883895, 10106005, 11964715, 12233585, 13837453, 16750601, 17696315, 17879855, 18355805, 22220185, 24774841, 25698127, 31108259, 32475655, 33205445, 45465917, 46487623, 47338655, 69187265, 83753005, 84436703, 123874205, 128490635, 155541295, 179886889, 217757813, 227329585, 232438115, 318261419, 422183515, 591056921, 899434445, 1088789065, 1591307095, 2955284605, 4137398447, 20686992235]

約数ペア:

[(1, 20686992235), (5, 4137398447), (7, 2955284605), (13, 1591307095), (19, 1088789065), (23, 899434445), (35, 591056921), (49, 422183515), (65, 318261419), (89, 232438115), (91, 227329585), (95, 217757813), (115, 179886889), (133, 155541295), (161, 128490635), (167, 123874205), (245, 84436703), (247, 83753005), (299, 69187265), (437, 47338655), (445, 46487623), (455, 45465917), (623, 33205445), (637, 32475655), (665, 31108259), (805, 25698127), (835, 24774841), (931, 22220185), (1127, 18355805), (1157, 17879855), (1169, 17696315), (1235, 16750601), (1495, 13837453), (1691, 12233585), (1729, 11964715), (2047, 10106005), (2093, 9883895), (2171, 9528785), (2185, 9467731), (3059, 6762665), (3115, 6641089), (3173, 6519695), (3185, 6495131), (3841, 5385835), (4361, 4743635), (4655, 4444037), (5635, 3671161), (5681, 3641435), (5785, 3575971), (5845, 3539263), (8099, 2554265), (8183, 2528045), (8455, 2446717), (8645, 2392943), (10235, 2021201), (10465, 1976779), (10855, 1905757), (11837, 1747655), (12103, 1709245), (14329, 1443715), (14651, 1411985), (14863, 1391845), (15197, 1361255), (15295, 1352533), (15865, 1303939), (19205, 1077167), (21413, 966095), (21805, 948727), (21983, 941045), (22211, 931385), (26611, 777385), (26887, 769405), (28405, 728287), (38893, 531895), (39767, 520205), (40495, 510853), (40915, 505609), (41249, 501515), (49933, 414295), (56693, 364895), (59185, 349531), (60515, 341849), (71645, 288743), (72979, 283465), (73255, 282397), (74315, 278369), (75985, 272251), (82859, 249665), (100303, 206245), (104041, 198835), (106379, 194465), (107065, 193219), (109915, 188209), (111055, 186277), (133055, 155477), (134435, 153881)]