25334720

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1931}}^1$

素因数の和:1989

約数の個数: 56

約数和(自身を含む): 61831728

約数和(自身を除く): 36497008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 1931, 2624, 3280, 3862, 6560, 7724, 9655, 13120, 15448, 19310, 30896, 38620, 61792, 77240, 79171, 123584, 154480, 158342, 308960, 316684, 395855, 617920, 633368, 791710, 1266736, 1583420, 2533472, 3166840, 5066944, 6333680, 12667360, 25334720]

約数ペア:

[(1, 25334720), (2, 12667360), (4, 6333680), (5, 5066944), (8, 3166840), (10, 2533472), (16, 1583420), (20, 1266736), (32, 791710), (40, 633368), (41, 617920), (64, 395855), (80, 316684), (82, 308960), (160, 158342), (164, 154480), (205, 123584), (320, 79171), (328, 77240), (410, 61792), (656, 38620), (820, 30896), (1312, 19310), (1640, 15448), (1931, 13120), (2624, 9655), (3280, 7724), (3862, 6560)]