100007240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80651}}^1$

素因数の和:80693

約数の個数: 32

約数和(自身を含む): 232277760

約数和(自身を除く): 132270520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 80651, 161302, 322604, 403255, 645208, 806510, 1613020, 2500181, 3226040, 5000362, 10000724, 12500905, 20001448, 25001810, 50003620, 100007240]

約数ペア:

[(1, 100007240), (2, 50003620), (4, 25001810), (5, 20001448), (8, 12500905), (10, 10000724), (20, 5000362), (31, 3226040), (40, 2500181), (62, 1613020), (124, 806510), (155, 645208), (248, 403255), (310, 322604), (620, 161302), (1240, 80651)]