72971540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{125813}}^1$

素因数の和:125851

約数の個数: 24

約数和(自身を含む): 158525640

約数和(自身を除く): 85554100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 125813, 251626, 503252, 629065, 1258130, 2516260, 3648577, 7297154, 14594308, 18242885, 36485770, 72971540]

約数ペア:

[(1, 72971540), (2, 36485770), (4, 18242885), (5, 14594308), (10, 7297154), (20, 3648577), (29, 2516260), (58, 1258130), (116, 629065), (145, 503252), (290, 251626), (580, 125813)]