205753796440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{165930481}}^1$

素因数の和:165930523

約数の個数: 32

約数和(自身を含む): 477879788160

約数和(自身を除く): 272125991720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 165930481, 331860962, 663721924, 829652405, 1327443848, 1659304810, 3318609620, 5143844911, 6637219240, 10287689822, 20575379644, 25719224555, 41150759288, 51438449110, 102876898220, 205753796440]

約数ペア:

[(1, 205753796440), (2, 102876898220), (4, 51438449110), (5, 41150759288), (8, 25719224555), (10, 20575379644), (20, 10287689822), (31, 6637219240), (40, 5143844911), (62, 3318609620), (124, 1659304810), (155, 1327443848), (248, 829652405), (310, 663721924), (620, 331860962), (1240, 165930481)]