161880944

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 318073392

約数和(自身を除く): 156192448

約数列:

[1, 2, 4, 8, 16, 173, 233, 251, 346, 466, 502, 692, 932, 1004, 1384, 1864, 2008, 2768, 3728, 4016, 40309, 43423, 58483, 80618, 86846, 116966, 161236, 173692, 233932, 322472, 347384, 467864, 644944, 694768, 935728, 10117559, 20235118, 40470236, 80940472, 161880944]

約数ペア:

[(1, 161880944), (2, 80940472), (4, 40470236), (8, 20235118), (16, 10117559), (173, 935728), (233, 694768), (251, 644944), (346, 467864), (466, 347384), (502, 322472), (692, 233932), (932, 173692), (1004, 161236), (1384, 116966), (1864, 86846), (2008, 80618), (2768, 58483), (3728, 43423), (4016, 40309)]