25713140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 57214080

約数和(自身を除く): 31500940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1031, 1247, 2062, 2494, 4124, 4988, 5155, 6235, 10310, 12470, 20620, 24940, 29899, 44333, 59798, 88666, 119596, 149495, 177332, 221665, 298990, 443330, 597980, 886660, 1285657, 2571314, 5142628, 6428285, 12856570, 25713140]

約数ペア:

[(1, 25713140), (2, 12856570), (4, 6428285), (5, 5142628), (10, 2571314), (20, 1285657), (29, 886660), (43, 597980), (58, 443330), (86, 298990), (116, 221665), (145, 177332), (172, 149495), (215, 119596), (290, 88666), (430, 59798), (580, 44333), (860, 29899), (1031, 24940), (1247, 20620), (2062, 12470), (2494, 10310), (4124, 6235), (4988, 5155)]