85878280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{733}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 202143600

約数和(自身を除く): 116265320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 101, 116, 145, 202, 232, 290, 404, 505, 580, 733, 808, 1010, 1160, 1466, 2020, 2929, 2932, 3665, 4040, 5858, 5864, 7330, 11716, 14645, 14660, 21257, 23432, 29290, 29320, 42514, 58580, 74033, 85028, 106285, 117160, 148066, 170056, 212570, 296132, 370165, 425140, 592264, 740330, 850280, 1480660, 2146957, 2961320, 4293914, 8587828, 10734785, 17175656, 21469570, 42939140, 85878280]

約数ペア:

[(1, 85878280), (2, 42939140), (4, 21469570), (5, 17175656), (8, 10734785), (10, 8587828), (20, 4293914), (29, 2961320), (40, 2146957), (58, 1480660), (101, 850280), (116, 740330), (145, 592264), (202, 425140), (232, 370165), (290, 296132), (404, 212570), (505, 170056), (580, 148066), (733, 117160), (808, 106285), (1010, 85028), (1160, 74033), (1466, 58580), (2020, 42514), (2929, 29320), (2932, 29290), (3665, 23432), (4040, 21257), (5858, 14660), (5864, 14645), (7330, 11716)]