80451800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 229672800

約数和(自身を除く): 149221000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 29, 40, 44, 50, 52, 55, 58, 65, 88, 97, 100, 104, 110, 116, 130, 143, 145, 194, 200, 220, 232, 260, 275, 286, 290, 319, 325, 377, 388, 440, 485, 520, 550, 572, 580, 638, 650, 715, 725, 754, 776, 970, 1067, 1100, 1144, 1160, 1261, 1276, 1300, 1430, 1450, 1508, 1595, 1885, 1940, 2134, 2200, 2425, 2522, 2552, 2600, 2813, 2860, 2900, 3016, 3190, 3575, 3770, 3880, 4147, 4268, 4850, 5044, 5335, 5626, 5720, 5800, 6305, 6380, 7150, 7540, 7975, 8294, 8536, 9425, 9700, 10088, 10670, 11252, 12610, 12760, 13871, 14065, 14300, 15080, 15950, 16588, 18850, 19400, 20735, 21340, 22504, 25220, 26675, 27742, 28130, 28600, 30943, 31525, 31900, 33176, 36569, 37700, 41470, 42680, 50440, 53350, 55484, 56260, 61886, 63050, 63800, 69355, 70325, 73138, 75400, 82940, 103675, 106700, 110968, 112520, 123772, 126100, 138710, 140650, 146276, 154715, 165880, 182845, 207350, 213400, 247544, 252200, 277420, 281300, 292552, 309430, 346775, 365690, 402259, 414700, 554840, 562600, 618860, 693550, 731380, 773575, 804518, 829400, 914225, 1237720, 1387100, 1462760, 1547150, 1609036, 1828450, 2011295, 2774200, 3094300, 3218072, 3656900, 4022590, 6188600, 7313800, 8045180, 10056475, 16090360, 20112950, 40225900, 80451800]

約数ペア:

[(1, 80451800), (2, 40225900), (4, 20112950), (5, 16090360), (8, 10056475), (10, 8045180), (11, 7313800), (13, 6188600), (20, 4022590), (22, 3656900), (25, 3218072), (26, 3094300), (29, 2774200), (40, 2011295), (44, 1828450), (50, 1609036), (52, 1547150), (55, 1462760), (58, 1387100), (65, 1237720), (88, 914225), (97, 829400), (100, 804518), (104, 773575), (110, 731380), (116, 693550), (130, 618860), (143, 562600), (145, 554840), (194, 414700), (200, 402259), (220, 365690), (232, 346775), (260, 309430), (275, 292552), (286, 281300), (290, 277420), (319, 252200), (325, 247544), (377, 213400), (388, 207350), (440, 182845), (485, 165880), (520, 154715), (550, 146276), (572, 140650), (580, 138710), (638, 126100), (650, 123772), (715, 112520), (725, 110968), (754, 106700), (776, 103675), (970, 82940), (1067, 75400), (1100, 73138), (1144, 70325), (1160, 69355), (1261, 63800), (1276, 63050), (1300, 61886), (1430, 56260), (1450, 55484), (1508, 53350), (1595, 50440), (1885, 42680), (1940, 41470), (2134, 37700), (2200, 36569), (2425, 33176), (2522, 31900), (2552, 31525), (2600, 30943), (2813, 28600), (2860, 28130), (2900, 27742), (3016, 26675), (3190, 25220), (3575, 22504), (3770, 21340), (3880, 20735), (4147, 19400), (4268, 18850), (4850, 16588), (5044, 15950), (5335, 15080), (5626, 14300), (5720, 14065), (5800, 13871), (6305, 12760), (6380, 12610), (7150, 11252), (7540, 10670), (7975, 10088), (8294, 9700), (8536, 9425)]