68395964

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1579}}^1$

素因数の和:1627

約数の個数: 72

約数和(自身を含む): 158865840

約数和(自身を除く): 90469876

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 442, 476, 637, 833, 884, 1274, 1547, 1579, 1666, 2548, 3094, 3158, 3332, 6188, 6316, 10829, 11053, 20527, 21658, 22106, 26843, 41054, 43316, 44212, 53686, 77371, 82108, 107372, 143689, 154742, 187901, 287378, 309484, 348959, 375802, 574756, 697918, 751604, 1005823, 1315307, 1395836, 2011646, 2442713, 2630614, 4023292, 4885426, 5261228, 9770852, 17098991, 34197982, 68395964]

約数ペア:

[(1, 68395964), (2, 34197982), (4, 17098991), (7, 9770852), (13, 5261228), (14, 4885426), (17, 4023292), (26, 2630614), (28, 2442713), (34, 2011646), (49, 1395836), (52, 1315307), (68, 1005823), (91, 751604), (98, 697918), (119, 574756), (182, 375802), (196, 348959), (221, 309484), (238, 287378), (364, 187901), (442, 154742), (476, 143689), (637, 107372), (833, 82108), (884, 77371), (1274, 53686), (1547, 44212), (1579, 43316), (1666, 41054), (2548, 26843), (3094, 22106), (3158, 21658), (3332, 20527), (6188, 11053), (6316, 10829)]