80422460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 174666240

約数和(自身を除く): 94243780

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 191, 370, 382, 569, 740, 764, 955, 1138, 1910, 2276, 2845, 3820, 5690, 7067, 11380, 14134, 21053, 28268, 35335, 42106, 70670, 84212, 105265, 108679, 141340, 210530, 217358, 421060, 434716, 543395, 1086790, 2173580, 4021123, 8042246, 16084492, 20105615, 40211230, 80422460]

約数ペア:

[(1, 80422460), (2, 40211230), (4, 20105615), (5, 16084492), (10, 8042246), (20, 4021123), (37, 2173580), (74, 1086790), (148, 543395), (185, 434716), (191, 421060), (370, 217358), (382, 210530), (569, 141340), (740, 108679), (764, 105265), (955, 84212), (1138, 70670), (1910, 42106), (2276, 35335), (2845, 28268), (3820, 21053), (5690, 14134), (7067, 11380)]