77135420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 166320000

約数和(自身を除く): 89184580

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 131, 236, 262, 295, 499, 524, 590, 655, 998, 1180, 1310, 1996, 2495, 2620, 4990, 7729, 9980, 15458, 29441, 30916, 38645, 58882, 65369, 77290, 117764, 130738, 147205, 154580, 261476, 294410, 326845, 588820, 653690, 1307380, 3856771, 7713542, 15427084, 19283855, 38567710, 77135420]

約数ペア:

[(1, 77135420), (2, 38567710), (4, 19283855), (5, 15427084), (10, 7713542), (20, 3856771), (59, 1307380), (118, 653690), (131, 588820), (236, 326845), (262, 294410), (295, 261476), (499, 154580), (524, 147205), (590, 130738), (655, 117764), (998, 77290), (1180, 65369), (1310, 58882), (1996, 38645), (2495, 30916), (2620, 29441), (4990, 15458), (7729, 9980)]