156720830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{19813}}^1$

素因数の和:19940

約数の個数: 32

約数和(自身を含む): 325266624

約数和(自身を除く): 168545794

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3955, 7910, 19813, 39626, 99065, 138691, 198130, 277382, 693455, 1386910, 2238869, 4477738, 11194345, 15672083, 22388690, 31344166, 78360415, 156720830]

約数ペア:

[(1, 156720830), (2, 78360415), (5, 31344166), (7, 22388690), (10, 15672083), (14, 11194345), (35, 4477738), (70, 2238869), (113, 1386910), (226, 693455), (565, 277382), (791, 198130), (1130, 138691), (1582, 99065), (3955, 39626), (7910, 19813)]