4080978725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{797}}^1\times {\mathrm{6607}}^1$

素因数の和:7445

約数の個数: 24

約数和(自身を含む): 5230998528

約数和(自身を除く): 1150019803

約数列:

[1, 5, 25, 31, 155, 775, 797, 3985, 6607, 19925, 24707, 33035, 123535, 165175, 204817, 617675, 1024085, 5120425, 5265779, 26328895, 131644475, 163239149, 816195745, 4080978725]

約数ペア:

[(1, 4080978725), (5, 816195745), (25, 163239149), (31, 131644475), (155, 26328895), (775, 5265779), (797, 5120425), (3985, 1024085), (6607, 617675), (19925, 204817), (24707, 165175), (33035, 123535)]