81863090

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1559}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 151632000

約数和(自身を除く): 69768910

約数列:

[1, 2, 5, 10, 59, 89, 118, 178, 295, 445, 590, 890, 1559, 3118, 5251, 7795, 10502, 15590, 26255, 52510, 91981, 138751, 183962, 277502, 459905, 693755, 919810, 1387510, 8186309, 16372618, 40931545, 81863090]

約数ペア:

[(1, 81863090), (2, 40931545), (5, 16372618), (10, 8186309), (59, 1387510), (89, 919810), (118, 693755), (178, 459905), (295, 277502), (445, 183962), (590, 138751), (890, 91981), (1559, 52510), (3118, 26255), (5251, 15590), (7795, 10502)]