627564670

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{2939}}^1$

素因数の和:3240

約数の個数: 32

約数和(自身を含む): 1145612160

約数和(自身を除く): 518047490

約数列:

[1, 2, 5, 10, 131, 163, 262, 326, 655, 815, 1310, 1630, 2939, 5878, 14695, 21353, 29390, 42706, 106765, 213530, 385009, 479057, 770018, 958114, 1925045, 2395285, 3850090, 4790570, 62756467, 125512934, 313782335, 627564670]

約数ペア:

[(1, 627564670), (2, 313782335), (5, 125512934), (10, 62756467), (131, 4790570), (163, 3850090), (262, 2395285), (326, 1925045), (655, 958114), (815, 770018), (1310, 479057), (1630, 385009), (2939, 213530), (5878, 106765), (14695, 42706), (21353, 29390)]