85720284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1213}}^1$

素因数の和:1387

約数の個数: 72

約数和(自身を含む): 235088672

約数和(自身を除く): 149368388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 151, 156, 234, 302, 453, 468, 604, 906, 1213, 1359, 1812, 1963, 2426, 2718, 3639, 3926, 4852, 5436, 5889, 7278, 7852, 10917, 11778, 14556, 15769, 17667, 21834, 23556, 31538, 35334, 43668, 47307, 63076, 70668, 94614, 141921, 183163, 189228, 283842, 366326, 549489, 567684, 732652, 1098978, 1648467, 2197956, 2381119, 3296934, 4762238, 6593868, 7143357, 9524476, 14286714, 21430071, 28573428, 42860142, 85720284]

約数ペア:

[(1, 85720284), (2, 42860142), (3, 28573428), (4, 21430071), (6, 14286714), (9, 9524476), (12, 7143357), (13, 6593868), (18, 4762238), (26, 3296934), (36, 2381119), (39, 2197956), (52, 1648467), (78, 1098978), (117, 732652), (151, 567684), (156, 549489), (234, 366326), (302, 283842), (453, 189228), (468, 183163), (604, 141921), (906, 94614), (1213, 70668), (1359, 63076), (1812, 47307), (1963, 43668), (2426, 35334), (2718, 31538), (3639, 23556), (3926, 21834), (4852, 17667), (5436, 15769), (5889, 14556), (7278, 11778), (7852, 10917)]