139825190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1987}}^1$

素因数の和:2252

約数の個数: 32

約数和(自身を含む): 261080064

約数和(自身を除く): 121254874

約数列:

[1, 2, 5, 10, 31, 62, 155, 227, 310, 454, 1135, 1987, 2270, 3974, 7037, 9935, 14074, 19870, 35185, 61597, 70370, 123194, 307985, 451049, 615970, 902098, 2255245, 4510490, 13982519, 27965038, 69912595, 139825190]

約数ペア:

[(1, 139825190), (2, 69912595), (5, 27965038), (10, 13982519), (31, 4510490), (62, 2255245), (155, 902098), (227, 615970), (310, 451049), (454, 307985), (1135, 123194), (1987, 70370), (2270, 61597), (3974, 35185), (7037, 19870), (9935, 14074)]