79731080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 215550720

約数和(自身を除く): 135819640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 53, 55, 65, 88, 104, 106, 110, 130, 143, 212, 220, 260, 263, 265, 286, 424, 440, 520, 526, 530, 572, 583, 689, 715, 1052, 1060, 1144, 1166, 1315, 1378, 1430, 2104, 2120, 2332, 2630, 2756, 2860, 2893, 2915, 3419, 3445, 4664, 5260, 5512, 5720, 5786, 5830, 6838, 6890, 7579, 10520, 11572, 11660, 13676, 13780, 13939, 14465, 15158, 17095, 23144, 23320, 27352, 27560, 27878, 28930, 30316, 34190, 37609, 37895, 55756, 57860, 60632, 68380, 69695, 75218, 75790, 111512, 115720, 136760, 139390, 150436, 151580, 153329, 181207, 188045, 278780, 300872, 303160, 306658, 362414, 376090, 557560, 613316, 724828, 752180, 766645, 906035, 1226632, 1449656, 1504360, 1533290, 1812070, 1993277, 3066580, 3624140, 3986554, 6133160, 7248280, 7973108, 9966385, 15946216, 19932770, 39865540, 79731080]

約数ペア:

[(1, 79731080), (2, 39865540), (4, 19932770), (5, 15946216), (8, 9966385), (10, 7973108), (11, 7248280), (13, 6133160), (20, 3986554), (22, 3624140), (26, 3066580), (40, 1993277), (44, 1812070), (52, 1533290), (53, 1504360), (55, 1449656), (65, 1226632), (88, 906035), (104, 766645), (106, 752180), (110, 724828), (130, 613316), (143, 557560), (212, 376090), (220, 362414), (260, 306658), (263, 303160), (265, 300872), (286, 278780), (424, 188045), (440, 181207), (520, 153329), (526, 151580), (530, 150436), (572, 139390), (583, 136760), (689, 115720), (715, 111512), (1052, 75790), (1060, 75218), (1144, 69695), (1166, 68380), (1315, 60632), (1378, 57860), (1430, 55756), (2104, 37895), (2120, 37609), (2332, 34190), (2630, 30316), (2756, 28930), (2860, 27878), (2893, 27560), (2915, 27352), (3419, 23320), (3445, 23144), (4664, 17095), (5260, 15158), (5512, 14465), (5720, 13939), (5786, 13780), (5830, 13676), (6838, 11660), (6890, 11572), (7579, 10520)]