61415420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2282

約数の個数: 48

約数和(自身を含む): 141837696

約数和(自身を除く): 80422276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2131, 2620, 2882, 4262, 5764, 7205, 8524, 10655, 14410, 21310, 23441, 28820, 42620, 46882, 93764, 117205, 234410, 279161, 468820, 558322, 1116644, 1395805, 2791610, 3070771, 5583220, 6141542, 12283084, 15353855, 30707710, 61415420]

約数ペア:

[(1, 61415420), (2, 30707710), (4, 15353855), (5, 12283084), (10, 6141542), (11, 5583220), (20, 3070771), (22, 2791610), (44, 1395805), (55, 1116644), (110, 558322), (131, 468820), (220, 279161), (262, 234410), (524, 117205), (655, 93764), (1310, 46882), (1441, 42620), (2131, 28820), (2620, 23441), (2882, 21310), (4262, 14410), (5764, 10655), (7205, 8524)]