85444840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4441}}^1$

素因数の和:4502

約数の個数: 64

約数和(自身を含む): 212682960

約数和(自身を除く): 127238120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4441, 4810, 8882, 9620, 17764, 19240, 22205, 35528, 44410, 57733, 88820, 115466, 164317, 177640, 230932, 288665, 328634, 461864, 577330, 657268, 821585, 1154660, 1314536, 1643170, 2136121, 2309320, 3286340, 4272242, 6572680, 8544484, 10680605, 17088968, 21361210, 42722420, 85444840]

約数ペア:

[(1, 85444840), (2, 42722420), (4, 21361210), (5, 17088968), (8, 10680605), (10, 8544484), (13, 6572680), (20, 4272242), (26, 3286340), (37, 2309320), (40, 2136121), (52, 1643170), (65, 1314536), (74, 1154660), (104, 821585), (130, 657268), (148, 577330), (185, 461864), (260, 328634), (296, 288665), (370, 230932), (481, 177640), (520, 164317), (740, 115466), (962, 88820), (1480, 57733), (1924, 44410), (2405, 35528), (3848, 22205), (4441, 19240), (4810, 17764), (8882, 9620)]