81054804560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59599121}}^1$

素因数の和:59599151

約数の個数: 40

約数和(自身を含む): 199537860456

約数和(自身を除く): 118483055896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 59599121, 119198242, 238396484, 297995605, 476792968, 595991210, 953585936, 1013185057, 1191982420, 2026370114, 2383964840, 4052740228, 4767929680, 5065925285, 8105480456, 10131850570, 16210960912, 20263701140, 40527402280, 81054804560]

約数ペア:

[(1, 81054804560), (2, 40527402280), (4, 20263701140), (5, 16210960912), (8, 10131850570), (10, 8105480456), (16, 5065925285), (17, 4767929680), (20, 4052740228), (34, 2383964840), (40, 2026370114), (68, 1191982420), (80, 1013185057), (85, 953585936), (136, 595991210), (170, 476792968), (272, 297995605), (340, 238396484), (680, 119198242), (1360, 59599121)]