131873380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{937}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 287433216

約数和(自身を除く): 155559836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 227, 310, 454, 620, 908, 937, 1135, 1874, 2270, 3748, 4540, 4685, 7037, 9370, 14074, 18740, 28148, 29047, 35185, 58094, 70370, 116188, 140740, 145235, 212699, 290470, 425398, 580940, 850796, 1063495, 2126990, 4253980, 6593669, 13187338, 26374676, 32968345, 65936690, 131873380]

約数ペア:

[(1, 131873380), (2, 65936690), (4, 32968345), (5, 26374676), (10, 13187338), (20, 6593669), (31, 4253980), (62, 2126990), (124, 1063495), (155, 850796), (227, 580940), (310, 425398), (454, 290470), (620, 212699), (908, 145235), (937, 140740), (1135, 116188), (1874, 70370), (2270, 58094), (3748, 35185), (4540, 29047), (4685, 28148), (7037, 18740), (9370, 14074)]