197935010

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 469324800

約数和(自身を除く): 271389790

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 49, 65, 70, 91, 98, 115, 130, 161, 182, 193, 230, 245, 299, 322, 343, 386, 455, 490, 598, 637, 686, 805, 910, 965, 1127, 1274, 1351, 1495, 1610, 1715, 1930, 2093, 2254, 2509, 2702, 2990, 3185, 3430, 4186, 4439, 4459, 5018, 5635, 6370, 6755, 7889, 8878, 8918, 9457, 10465, 11270, 12545, 13510, 14651, 15778, 17563, 18914, 20930, 22195, 22295, 25090, 29302, 31073, 35126, 39445, 44390, 44590, 47285, 57707, 62146, 66199, 73255, 78890, 87815, 94570, 102557, 115414, 122941, 132398, 146510, 155365, 175630, 205114, 217511, 245882, 288535, 310730, 330995, 403949, 435022, 512785, 577070, 614705, 661990, 807898, 860587, 1025570, 1087555, 1229410, 1522577, 1721174, 2019745, 2175110, 2827643, 3045154, 4039490, 4302935, 5655286, 7612885, 8605870, 14138215, 15225770, 19793501, 28276430, 39587002, 98967505, 197935010]

約数ペア:

[(1, 197935010), (2, 98967505), (5, 39587002), (7, 28276430), (10, 19793501), (13, 15225770), (14, 14138215), (23, 8605870), (26, 7612885), (35, 5655286), (46, 4302935), (49, 4039490), (65, 3045154), (70, 2827643), (91, 2175110), (98, 2019745), (115, 1721174), (130, 1522577), (161, 1229410), (182, 1087555), (193, 1025570), (230, 860587), (245, 807898), (299, 661990), (322, 614705), (343, 577070), (386, 512785), (455, 435022), (490, 403949), (598, 330995), (637, 310730), (686, 288535), (805, 245882), (910, 217511), (965, 205114), (1127, 175630), (1274, 155365), (1351, 146510), (1495, 132398), (1610, 122941), (1715, 115414), (1930, 102557), (2093, 94570), (2254, 87815), (2509, 78890), (2702, 73255), (2990, 66199), (3185, 62146), (3430, 57707), (4186, 47285), (4439, 44590), (4459, 44390), (5018, 39445), (5635, 35126), (6370, 31073), (6755, 29302), (7889, 25090), (8878, 22295), (8918, 22195), (9457, 20930), (10465, 18914), (11270, 17563), (12545, 15778), (13510, 14651)]