74157640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{63929}}^1$

素因数の和:63969

約数の個数: 32

約数和(自身を含む): 172611000

約数和(自身を除く): 98453360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 63929, 127858, 255716, 319645, 511432, 639290, 1278580, 1853941, 2557160, 3707882, 7415764, 9269705, 14831528, 18539410, 37078820, 74157640]

約数ペア:

[(1, 74157640), (2, 37078820), (4, 18539410), (5, 14831528), (8, 9269705), (10, 7415764), (20, 3707882), (29, 2557160), (40, 1853941), (58, 1278580), (116, 639290), (145, 511432), (232, 319645), (290, 255716), (580, 127858), (1160, 63929)]