518156912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2131}}^1$

素因数の和:2326

約数の個数: 80

約数和(自身を含む): 1243587072

約数和(自身を除く): 725430160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 167, 182, 208, 334, 364, 668, 728, 1169, 1336, 1456, 2131, 2171, 2338, 2672, 4262, 4342, 4676, 8524, 8684, 9352, 14917, 15197, 17048, 17368, 18704, 27703, 29834, 30394, 34096, 34736, 55406, 59668, 60788, 110812, 119336, 121576, 193921, 221624, 238672, 243152, 355877, 387842, 443248, 711754, 775684, 1423508, 1551368, 2491139, 2847016, 3102736, 4626401, 4982278, 5694032, 9252802, 9964556, 18505604, 19929112, 32384807, 37011208, 39858224, 64769614, 74022416, 129539228, 259078456, 518156912]

約数ペア:

[(1, 518156912), (2, 259078456), (4, 129539228), (7, 74022416), (8, 64769614), (13, 39858224), (14, 37011208), (16, 32384807), (26, 19929112), (28, 18505604), (52, 9964556), (56, 9252802), (91, 5694032), (104, 4982278), (112, 4626401), (167, 3102736), (182, 2847016), (208, 2491139), (334, 1551368), (364, 1423508), (668, 775684), (728, 711754), (1169, 443248), (1336, 387842), (1456, 355877), (2131, 243152), (2171, 238672), (2338, 221624), (2672, 193921), (4262, 121576), (4342, 119336), (4676, 110812), (8524, 60788), (8684, 59668), (9352, 55406), (14917, 34736), (15197, 34096), (17048, 30394), (17368, 29834), (18704, 27703)]