85213520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8951}}^1$

素因数の和:8988

約数の個数: 80

約数和(自身を含む): 239770368

約数和(自身を除く): 154556848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 8951, 9520, 17902, 35804, 44755, 62657, 71608, 89510, 125314, 143216, 152167, 179020, 250628, 304334, 313285, 358040, 501256, 608668, 626570, 716080, 760835, 1002512, 1065169, 1217336, 1253140, 1521670, 2130338, 2434672, 2506280, 3043340, 4260676, 5012560, 5325845, 6086680, 8521352, 10651690, 12173360, 17042704, 21303380, 42606760, 85213520]

約数ペア:

[(1, 85213520), (2, 42606760), (4, 21303380), (5, 17042704), (7, 12173360), (8, 10651690), (10, 8521352), (14, 6086680), (16, 5325845), (17, 5012560), (20, 4260676), (28, 3043340), (34, 2506280), (35, 2434672), (40, 2130338), (56, 1521670), (68, 1253140), (70, 1217336), (80, 1065169), (85, 1002512), (112, 760835), (119, 716080), (136, 626570), (140, 608668), (170, 501256), (238, 358040), (272, 313285), (280, 304334), (340, 250628), (476, 179020), (560, 152167), (595, 143216), (680, 125314), (952, 89510), (1190, 71608), (1360, 62657), (1904, 44755), (2380, 35804), (4760, 17902), (8951, 9520)]