90416956

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 198567936

約数和(自身を除く): 108150980

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 49, 62, 92, 98, 124, 161, 196, 217, 322, 434, 644, 647, 713, 868, 1127, 1294, 1426, 1519, 2254, 2588, 2852, 3038, 4508, 4529, 4991, 6076, 9058, 9982, 14881, 18116, 19964, 20057, 29762, 31703, 34937, 40114, 59524, 63406, 69874, 80228, 104167, 126812, 139748, 140399, 208334, 280798, 416668, 461311, 561596, 729169, 922622, 982793, 1458338, 1845244, 1965586, 2916676, 3229177, 3931172, 6458354, 12916708, 22604239, 45208478, 90416956]

約数ペア:

[(1, 90416956), (2, 45208478), (4, 22604239), (7, 12916708), (14, 6458354), (23, 3931172), (28, 3229177), (31, 2916676), (46, 1965586), (49, 1845244), (62, 1458338), (92, 982793), (98, 922622), (124, 729169), (161, 561596), (196, 461311), (217, 416668), (322, 280798), (434, 208334), (644, 140399), (647, 139748), (713, 126812), (868, 104167), (1127, 80228), (1294, 69874), (1426, 63406), (1519, 59524), (2254, 40114), (2588, 34937), (2852, 31703), (3038, 29762), (4508, 20057), (4529, 19964), (4991, 18116), (6076, 14881), (9058, 9982)]