65021080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{967}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 150107760

約数和(自身を除く): 85086680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 967, 1640, 1681, 1934, 3362, 3868, 4835, 6724, 7736, 8405, 9670, 13448, 16810, 19340, 33620, 38680, 39647, 67240, 79294, 158588, 198235, 317176, 396470, 792940, 1585880, 1625527, 3251054, 6502108, 8127635, 13004216, 16255270, 32510540, 65021080]

約数ペア:

[(1, 65021080), (2, 32510540), (4, 16255270), (5, 13004216), (8, 8127635), (10, 6502108), (20, 3251054), (40, 1625527), (41, 1585880), (82, 792940), (164, 396470), (205, 317176), (328, 198235), (410, 158588), (820, 79294), (967, 67240), (1640, 39647), (1681, 38680), (1934, 33620), (3362, 19340), (3868, 16810), (4835, 13448), (6724, 9670), (7736, 8405)]