66567825

素因数分解:

$3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:556

約数の個数: 60

約数和(自身を含む): 125313408

約数和(自身を除く): 58745583

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 135, 213, 225, 355, 405, 463, 639, 675, 1065, 1389, 1775, 1917, 2025, 2315, 3195, 4167, 5325, 5751, 6945, 9585, 11575, 12501, 15975, 20835, 28755, 32873, 34725, 37503, 47925, 62505, 98619, 104175, 143775, 164365, 187515, 295857, 312525, 493095, 821825, 887571, 937575, 1479285, 2465475, 2662713, 4437855, 7396425, 13313565, 22189275, 66567825]

約数ペア:

[(1, 66567825), (3, 22189275), (5, 13313565), (9, 7396425), (15, 4437855), (25, 2662713), (27, 2465475), (45, 1479285), (71, 937575), (75, 887571), (81, 821825), (135, 493095), (213, 312525), (225, 295857), (355, 187515), (405, 164365), (463, 143775), (639, 104175), (675, 98619), (1065, 62505), (1389, 47925), (1775, 37503), (1917, 34725), (2025, 32873), (2315, 28755), (3195, 20835), (4167, 15975), (5325, 12501), (5751, 11575), (6945, 9585)]