149153980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{56929}}^1$

素因数の和:57069

約数の個数: 24

約数和(自身を含む): 315619920

約数和(自身を除く): 166465940

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 56929, 113858, 227716, 284645, 569290, 1138580, 7457699, 14915398, 29830796, 37288495, 74576990, 149153980]

約数ペア:

[(1, 149153980), (2, 74576990), (4, 37288495), (5, 29830796), (10, 14915398), (20, 7457699), (131, 1138580), (262, 569290), (524, 284645), (655, 227716), (1310, 113858), (2620, 56929)]