77887975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2647}}^1$

素因数の和:2775

約数の個数: 24

約数和(自身を含む): 106386048

約数和(自身を除く): 28498073

約数列:

[1, 5, 11, 25, 55, 107, 275, 535, 1177, 2647, 2675, 5885, 13235, 29117, 29425, 66175, 145585, 283229, 727925, 1416145, 3115519, 7080725, 15577595, 77887975]

約数ペア:

[(1, 77887975), (5, 15577595), (11, 7080725), (25, 3115519), (55, 1416145), (107, 727925), (275, 283229), (535, 145585), (1177, 66175), (2647, 29425), (2675, 29117), (5885, 13235)]