27880450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 28990910

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 59, 65, 118, 130, 295, 325, 590, 650, 727, 767, 1454, 1475, 1534, 2950, 3635, 3835, 7270, 7670, 9451, 18175, 18902, 19175, 36350, 38350, 42893, 47255, 85786, 94510, 214465, 236275, 428930, 472550, 557609, 1072325, 1115218, 2144650, 2788045, 5576090, 13940225, 27880450]

約数ペア:

[(1, 27880450), (2, 13940225), (5, 5576090), (10, 2788045), (13, 2144650), (25, 1115218), (26, 1072325), (50, 557609), (59, 472550), (65, 428930), (118, 236275), (130, 214465), (295, 94510), (325, 85786), (590, 47255), (650, 42893), (727, 38350), (767, 36350), (1454, 19175), (1475, 18902), (1534, 18175), (2950, 9451), (3635, 7670), (3835, 7270)]