545018890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{16703}}^1$

素因数の和:16974

約数の個数: 32

約数和(自身を含む): 1060770816

約数和(自身を除く): 515751926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 1255, 2510, 3263, 6526, 16315, 16703, 32630, 33406, 83515, 167030, 217139, 434278, 1085695, 2171390, 4192453, 8384906, 20962265, 41924530, 54501889, 109003778, 272509445, 545018890]

約数ペア:

[(1, 545018890), (2, 272509445), (5, 109003778), (10, 54501889), (13, 41924530), (26, 20962265), (65, 8384906), (130, 4192453), (251, 2171390), (502, 1085695), (1255, 434278), (2510, 217139), (3263, 167030), (6526, 83515), (16315, 33406), (16703, 32630)]