31472625

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 25136655

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 89, 115, 123, 125, 205, 267, 345, 375, 445, 575, 615, 943, 1025, 1335, 1725, 2047, 2225, 2829, 2875, 3075, 3649, 4715, 5125, 6141, 6675, 8625, 10235, 10947, 11125, 14145, 15375, 18245, 23575, 30705, 33375, 51175, 54735, 70725, 83927, 91225, 117875, 153525, 251781, 255875, 273675, 353625, 419635, 456125, 767625, 1258905, 1368375, 2098175, 6294525, 10490875, 31472625]

約数ペア:

[(1, 31472625), (3, 10490875), (5, 6294525), (15, 2098175), (23, 1368375), (25, 1258905), (41, 767625), (69, 456125), (75, 419635), (89, 353625), (115, 273675), (123, 255875), (125, 251781), (205, 153525), (267, 117875), (345, 91225), (375, 83927), (445, 70725), (575, 54735), (615, 51175), (943, 33375), (1025, 30705), (1335, 23575), (1725, 18245), (2047, 15375), (2225, 14145), (2829, 11125), (2875, 10947), (3075, 10235), (3649, 8625), (4715, 6675), (5125, 6141)]