15678086875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{32119}}^1$

素因数の和:32221

約数の個数: 40

約数和(自身を含む): 21674062080

約数和(自身を除く): 5995975205

約数列:

[1, 5, 11, 25, 55, 71, 125, 275, 355, 625, 781, 1375, 1775, 3905, 6875, 8875, 19525, 32119, 44375, 97625, 160595, 353309, 488125, 802975, 1766545, 2280449, 4014875, 8832725, 11402245, 20074375, 25084939, 44163625, 57011225, 125424695, 220818125, 285056125, 627123475, 1425280625, 3135617375, 15678086875]

約数ペア:

[(1, 15678086875), (5, 3135617375), (11, 1425280625), (25, 627123475), (55, 285056125), (71, 220818125), (125, 125424695), (275, 57011225), (355, 44163625), (625, 25084939), (781, 20074375), (1375, 11402245), (1775, 8832725), (3905, 4014875), (6875, 2280449), (8875, 1766545), (19525, 802975), (32119, 488125), (44375, 353309), (97625, 160595)]