79969790

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 146188800

約数和(自身を除く): 66219010

約数列:

[1, 2, 5, 10, 149, 191, 281, 298, 382, 562, 745, 955, 1405, 1490, 1910, 2810, 28459, 41869, 53671, 56918, 83738, 107342, 142295, 209345, 268355, 284590, 418690, 536710, 7996979, 15993958, 39984895, 79969790]

約数ペア:

[(1, 79969790), (2, 39984895), (5, 15993958), (10, 7996979), (149, 536710), (191, 418690), (281, 284590), (298, 268355), (382, 209345), (562, 142295), (745, 107342), (955, 83738), (1405, 56918), (1490, 53671), (1910, 41869), (2810, 28459)]