25078040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1663}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 37821160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1663, 1885, 3016, 3326, 3770, 6652, 7540, 8315, 13304, 15080, 16630, 21619, 33260, 43238, 48227, 66520, 86476, 96454, 108095, 172952, 192908, 216190, 241135, 385816, 432380, 482270, 626951, 864760, 964540, 1253902, 1929080, 2507804, 3134755, 5015608, 6269510, 12539020, 25078040]

約数ペア:

[(1, 25078040), (2, 12539020), (4, 6269510), (5, 5015608), (8, 3134755), (10, 2507804), (13, 1929080), (20, 1253902), (26, 964540), (29, 864760), (40, 626951), (52, 482270), (58, 432380), (65, 385816), (104, 241135), (116, 216190), (130, 192908), (145, 172952), (232, 108095), (260, 96454), (290, 86476), (377, 66520), (520, 48227), (580, 43238), (754, 33260), (1160, 21619), (1508, 16630), (1663, 15080), (1885, 13304), (3016, 8315), (3326, 7540), (3770, 6652)]