71821610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 153280512

約数和(自身を除く): 81458902

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 107, 214, 215, 223, 301, 430, 446, 535, 602, 749, 1070, 1115, 1498, 1505, 1561, 2230, 3010, 3122, 3745, 4601, 7490, 7805, 9202, 9589, 15610, 19178, 23005, 23861, 32207, 46010, 47722, 47945, 64414, 67123, 95890, 119305, 134246, 161035, 167027, 238610, 322070, 334054, 335615, 671230, 835135, 1026023, 1670270, 2052046, 5130115, 7182161, 10260230, 14364322, 35910805, 71821610]

約数ペア:

[(1, 71821610), (2, 35910805), (5, 14364322), (7, 10260230), (10, 7182161), (14, 5130115), (35, 2052046), (43, 1670270), (70, 1026023), (86, 835135), (107, 671230), (214, 335615), (215, 334054), (223, 322070), (301, 238610), (430, 167027), (446, 161035), (535, 134246), (602, 119305), (749, 95890), (1070, 67123), (1115, 64414), (1498, 47945), (1505, 47722), (1561, 46010), (2230, 32207), (3010, 23861), (3122, 23005), (3745, 19178), (4601, 15610), (7490, 9589), (7805, 9202)]