156419240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{29851}}^1$

素因数の和:29993

約数の個数: 32

約数和(自身を含む): 354641760

約数和(自身を除く): 198222520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 29851, 59702, 119404, 149255, 238808, 298510, 597020, 1194040, 3910481, 7820962, 15641924, 19552405, 31283848, 39104810, 78209620, 156419240]

約数ペア:

[(1, 156419240), (2, 78209620), (4, 39104810), (5, 31283848), (8, 19552405), (10, 15641924), (20, 7820962), (40, 3910481), (131, 1194040), (262, 597020), (524, 298510), (655, 238808), (1048, 149255), (1310, 119404), (2620, 59702), (5240, 29851)]