90412270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5309}}^1$

素因数の和:5460

約数の個数: 32

約数和(自身を含む): 176631840

約数和(自身を除く): 86219570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1703, 3406, 5309, 8515, 10618, 17030, 26545, 53090, 69017, 138034, 345085, 690170, 695479, 1390958, 3477395, 6954790, 9041227, 18082454, 45206135, 90412270]

約数ペア:

[(1, 90412270), (2, 45206135), (5, 18082454), (10, 9041227), (13, 6954790), (26, 3477395), (65, 1390958), (130, 695479), (131, 690170), (262, 345085), (655, 138034), (1310, 69017), (1703, 53090), (3406, 26545), (5309, 17030), (8515, 10618)]