66409820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5279}}^1$

素因数の和:5342

約数の個数: 48

約数和(自身を含む): 151683840

約数和(自身を除く): 85274020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 5279, 6290, 10558, 12580, 21116, 26395, 52790, 89743, 105580, 179486, 195323, 358972, 390646, 448715, 781292, 897430, 976615, 1794860, 1953230, 3320491, 3906460, 6640982, 13281964, 16602455, 33204910, 66409820]

約数ペア:

[(1, 66409820), (2, 33204910), (4, 16602455), (5, 13281964), (10, 6640982), (17, 3906460), (20, 3320491), (34, 1953230), (37, 1794860), (68, 976615), (74, 897430), (85, 781292), (148, 448715), (170, 390646), (185, 358972), (340, 195323), (370, 179486), (629, 105580), (740, 89743), (1258, 52790), (2516, 26395), (3145, 21116), (5279, 12580), (6290, 10558)]