78859990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 163296000

約数和(自身を除く): 84436010

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 59, 110, 118, 145, 290, 295, 319, 419, 590, 638, 649, 838, 1298, 1595, 1711, 2095, 3190, 3245, 3422, 4190, 4609, 6490, 8555, 9218, 12151, 17110, 18821, 23045, 24302, 24721, 37642, 46090, 49442, 60755, 94105, 121510, 123605, 133661, 188210, 247210, 267322, 271931, 543862, 668305, 716909, 1336610, 1359655, 1433818, 2719310, 3584545, 7169090, 7885999, 15771998, 39429995, 78859990]

約数ペア:

[(1, 78859990), (2, 39429995), (5, 15771998), (10, 7885999), (11, 7169090), (22, 3584545), (29, 2719310), (55, 1433818), (58, 1359655), (59, 1336610), (110, 716909), (118, 668305), (145, 543862), (290, 271931), (295, 267322), (319, 247210), (419, 188210), (590, 133661), (638, 123605), (649, 121510), (838, 94105), (1298, 60755), (1595, 49442), (1711, 46090), (2095, 37642), (3190, 24721), (3245, 24302), (3422, 23045), (4190, 18821), (4609, 17110), (6490, 12151), (8555, 9218)]