71744080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 179345664

約数和(自身を除く): 107601584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 743, 1136, 1207, 1360, 1420, 1486, 2414, 2840, 2972, 3715, 4828, 5680, 5944, 6035, 7430, 9656, 11888, 12070, 12631, 14860, 19312, 24140, 25262, 29720, 48280, 50524, 52753, 59440, 63155, 96560, 101048, 105506, 126310, 202096, 211012, 252620, 263765, 422024, 505240, 527530, 844048, 896801, 1010480, 1055060, 1793602, 2110120, 3587204, 4220240, 4484005, 7174408, 8968010, 14348816, 17936020, 35872040, 71744080]

約数ペア:

[(1, 71744080), (2, 35872040), (4, 17936020), (5, 14348816), (8, 8968010), (10, 7174408), (16, 4484005), (17, 4220240), (20, 3587204), (34, 2110120), (40, 1793602), (68, 1055060), (71, 1010480), (80, 896801), (85, 844048), (136, 527530), (142, 505240), (170, 422024), (272, 263765), (284, 252620), (340, 211012), (355, 202096), (568, 126310), (680, 105506), (710, 101048), (743, 96560), (1136, 63155), (1207, 59440), (1360, 52753), (1420, 50524), (1486, 48280), (2414, 29720), (2840, 25262), (2972, 24140), (3715, 19312), (4828, 14860), (5680, 12631), (5944, 12070), (6035, 11888), (7430, 9656)]