71380878845

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1\times {\mathrm{21559}}^1$

素因数の和:22157

約数の個数: 32

約数和(自身を含む): 90754836480

約数和(自身を除く): 19373957635

約数列:

[1, 5, 31, 41, 155, 205, 521, 1271, 2605, 6355, 16151, 21361, 21559, 80755, 106805, 107795, 662191, 668329, 883919, 3310955, 3341645, 4419595, 11232239, 27401489, 56161195, 137007445, 348199409, 460521799, 1740997045, 2302608995, 14276175769, 71380878845]

約数ペア:

[(1, 71380878845), (5, 14276175769), (31, 2302608995), (41, 1740997045), (155, 460521799), (205, 348199409), (521, 137007445), (1271, 56161195), (2605, 27401489), (6355, 11232239), (16151, 4419595), (21361, 3341645), (21559, 3310955), (80755, 883919), (106805, 668329), (107795, 662191)]