65958100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 155849400

約数和(自身を除く): 89891300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 113, 130, 226, 260, 325, 449, 452, 565, 650, 898, 1130, 1300, 1469, 1796, 2245, 2260, 2825, 2938, 4490, 5650, 5837, 5876, 7345, 8980, 11225, 11300, 11674, 14690, 22450, 23348, 29185, 29380, 36725, 44900, 50737, 58370, 73450, 101474, 116740, 145925, 146900, 202948, 253685, 291850, 507370, 583700, 659581, 1014740, 1268425, 1319162, 2536850, 2638324, 3297905, 5073700, 6595810, 13191620, 16489525, 32979050, 65958100]

約数ペア:

[(1, 65958100), (2, 32979050), (4, 16489525), (5, 13191620), (10, 6595810), (13, 5073700), (20, 3297905), (25, 2638324), (26, 2536850), (50, 1319162), (52, 1268425), (65, 1014740), (100, 659581), (113, 583700), (130, 507370), (226, 291850), (260, 253685), (325, 202948), (449, 146900), (452, 145925), (565, 116740), (650, 101474), (898, 73450), (1130, 58370), (1300, 50737), (1469, 44900), (1796, 36725), (2245, 29380), (2260, 29185), (2825, 23348), (2938, 22450), (4490, 14690), (5650, 11674), (5837, 11300), (5876, 11225), (7345, 8980)]