139517456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 313938240

約数和(自身を除く): 174420784

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 208, 247, 304, 344, 494, 559, 688, 817, 821, 988, 1118, 1634, 1642, 1976, 2236, 3268, 3284, 3952, 4472, 6536, 6568, 8944, 10621, 10673, 13072, 13136, 15599, 21242, 21346, 31198, 35303, 42484, 42692, 62396, 70606, 84968, 85384, 124792, 141212, 169936, 170768, 202787, 249584, 282424, 405574, 458939, 564848, 670757, 811148, 917878, 1341514, 1622296, 1835756, 2683028, 3244592, 3671512, 5366056, 7343024, 8719841, 10732112, 17439682, 34879364, 69758728, 139517456]

約数ペア:

[(1, 139517456), (2, 69758728), (4, 34879364), (8, 17439682), (13, 10732112), (16, 8719841), (19, 7343024), (26, 5366056), (38, 3671512), (43, 3244592), (52, 2683028), (76, 1835756), (86, 1622296), (104, 1341514), (152, 917878), (172, 811148), (208, 670757), (247, 564848), (304, 458939), (344, 405574), (494, 282424), (559, 249584), (688, 202787), (817, 170768), (821, 169936), (988, 141212), (1118, 124792), (1634, 85384), (1642, 84968), (1976, 70606), (2236, 62396), (3268, 42692), (3284, 42484), (3952, 35303), (4472, 31198), (6536, 21346), (6568, 21242), (8944, 15599), (10621, 13136), (10673, 13072)]