80851992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 158648808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 23, 24, 26, 38, 39, 46, 52, 57, 69, 76, 78, 92, 104, 114, 138, 152, 156, 184, 228, 247, 276, 299, 312, 437, 456, 494, 552, 593, 598, 741, 874, 897, 988, 1186, 1196, 1311, 1482, 1748, 1779, 1794, 1976, 2372, 2392, 2622, 2964, 3496, 3558, 3588, 4744, 5244, 5681, 5928, 7116, 7176, 7709, 10488, 11267, 11362, 13639, 14232, 15418, 17043, 22534, 22724, 23127, 27278, 30836, 33801, 34086, 40917, 45068, 45448, 46254, 54556, 61672, 67602, 68172, 81834, 90136, 92508, 109112, 135204, 136344, 146471, 163668, 177307, 185016, 259141, 270408, 292942, 327336, 354614, 439413, 518282, 531921, 585884, 709228, 777423, 878826, 1036564, 1063842, 1171768, 1418456, 1554846, 1757652, 2073128, 2127684, 3109692, 3368833, 3515304, 4255368, 6219384, 6737666, 10106499, 13475332, 20212998, 26950664, 40425996, 80851992]

約数ペア:

[(1, 80851992), (2, 40425996), (3, 26950664), (4, 20212998), (6, 13475332), (8, 10106499), (12, 6737666), (13, 6219384), (19, 4255368), (23, 3515304), (24, 3368833), (26, 3109692), (38, 2127684), (39, 2073128), (46, 1757652), (52, 1554846), (57, 1418456), (69, 1171768), (76, 1063842), (78, 1036564), (92, 878826), (104, 777423), (114, 709228), (138, 585884), (152, 531921), (156, 518282), (184, 439413), (228, 354614), (247, 327336), (276, 292942), (299, 270408), (312, 259141), (437, 185016), (456, 177307), (494, 163668), (552, 146471), (593, 136344), (598, 135204), (741, 109112), (874, 92508), (897, 90136), (988, 81834), (1186, 68172), (1196, 67602), (1311, 61672), (1482, 54556), (1748, 46254), (1779, 45448), (1794, 45068), (1976, 40917), (2372, 34086), (2392, 33801), (2622, 30836), (2964, 27278), (3496, 23127), (3558, 22724), (3588, 22534), (4744, 17043), (5244, 15418), (5681, 14232), (5928, 13639), (7116, 11362), (7176, 11267), (7709, 10488)]