78515248

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 193126032

約数和(自身を除く): 114610784

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 49, 56, 68, 86, 98, 112, 119, 136, 137, 172, 196, 238, 272, 274, 301, 344, 392, 476, 548, 602, 688, 731, 784, 833, 952, 959, 1096, 1204, 1462, 1666, 1904, 1918, 2107, 2192, 2329, 2408, 2924, 3332, 3836, 4214, 4658, 4816, 5117, 5848, 5891, 6664, 6713, 7672, 8428, 9316, 10234, 11696, 11782, 13328, 13426, 15344, 16303, 16856, 18632, 20468, 23564, 26852, 32606, 33712, 35819, 37264, 40936, 41237, 47128, 53704, 65212, 71638, 81872, 82474, 94256, 100147, 107408, 114121, 130424, 143276, 164948, 200294, 228242, 260848, 286552, 288659, 329896, 400588, 456484, 573104, 577318, 659792, 701029, 801176, 912968, 1154636, 1402058, 1602352, 1825936, 2309272, 2804116, 4618544, 4907203, 5608232, 9814406, 11216464, 19628812, 39257624, 78515248]

約数ペア:

[(1, 78515248), (2, 39257624), (4, 19628812), (7, 11216464), (8, 9814406), (14, 5608232), (16, 4907203), (17, 4618544), (28, 2804116), (34, 2309272), (43, 1825936), (49, 1602352), (56, 1402058), (68, 1154636), (86, 912968), (98, 801176), (112, 701029), (119, 659792), (136, 577318), (137, 573104), (172, 456484), (196, 400588), (238, 329896), (272, 288659), (274, 286552), (301, 260848), (344, 228242), (392, 200294), (476, 164948), (548, 143276), (602, 130424), (688, 114121), (731, 107408), (784, 100147), (833, 94256), (952, 82474), (959, 81872), (1096, 71638), (1204, 65212), (1462, 53704), (1666, 47128), (1904, 41237), (1918, 40936), (2107, 37264), (2192, 35819), (2329, 33712), (2408, 32606), (2924, 26852), (3332, 23564), (3836, 20468), (4214, 18632), (4658, 16856), (4816, 16303), (5117, 15344), (5848, 13426), (5891, 13328), (6664, 11782), (6713, 11696), (7672, 10234), (8428, 9316)]