68972625

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1715

約数の個数: 48

約数和(自身を含む): 127772112

約数和(自身を除く): 58799487

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 125, 185, 225, 333, 375, 555, 925, 1125, 1657, 1665, 2775, 4625, 4971, 8285, 8325, 13875, 14913, 24855, 41425, 41625, 61309, 74565, 124275, 183927, 207125, 306545, 372825, 551781, 621375, 919635, 1532725, 1864125, 2758905, 4598175, 7663625, 13794525, 22990875, 68972625]

約数ペア:

[(1, 68972625), (3, 22990875), (5, 13794525), (9, 7663625), (15, 4598175), (25, 2758905), (37, 1864125), (45, 1532725), (75, 919635), (111, 621375), (125, 551781), (185, 372825), (225, 306545), (333, 207125), (375, 183927), (555, 124275), (925, 74565), (1125, 61309), (1657, 41625), (1665, 41425), (2775, 24855), (4625, 14913), (4971, 13875), (8285, 8325)]