74775525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 135794880

約数和(自身を除く): 61019355

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 233, 275, 389, 699, 825, 1165, 1167, 1945, 2563, 3495, 4279, 5825, 5835, 7689, 9725, 12815, 12837, 17475, 21395, 29175, 38445, 64075, 64185, 90637, 106975, 192225, 271911, 320925, 453185, 997007, 1359555, 2265925, 2991021, 4985035, 6797775, 14955105, 24925175, 74775525]

約数ペア:

[(1, 74775525), (3, 24925175), (5, 14955105), (11, 6797775), (15, 4985035), (25, 2991021), (33, 2265925), (55, 1359555), (75, 997007), (165, 453185), (233, 320925), (275, 271911), (389, 192225), (699, 106975), (825, 90637), (1165, 64185), (1167, 64075), (1945, 38445), (2563, 29175), (3495, 21395), (4279, 17475), (5825, 12837), (5835, 12815), (7689, 9725)]