845564320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:1034

約数の個数: 96

約数和(自身を含む): 2061911376

約数和(自身を除く): 1216347056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 157, 160, 164, 205, 314, 328, 410, 628, 656, 785, 820, 821, 1256, 1312, 1570, 1640, 1642, 2512, 3140, 3280, 3284, 4105, 5024, 6280, 6437, 6560, 6568, 8210, 12560, 12874, 13136, 16420, 25120, 25748, 26272, 32185, 32840, 33661, 51496, 64370, 65680, 67322, 102992, 128740, 128897, 131360, 134644, 168305, 205984, 257480, 257794, 269288, 336610, 514960, 515588, 538576, 644485, 673220, 1029920, 1031176, 1077152, 1288970, 1346440, 2062352, 2577940, 2692880, 4124704, 5155880, 5284777, 5385760, 10311760, 10569554, 20623520, 21139108, 26423885, 42278216, 52847770, 84556432, 105695540, 169112864, 211391080, 422782160, 845564320]

約数ペア:

[(1, 845564320), (2, 422782160), (4, 211391080), (5, 169112864), (8, 105695540), (10, 84556432), (16, 52847770), (20, 42278216), (32, 26423885), (40, 21139108), (41, 20623520), (80, 10569554), (82, 10311760), (157, 5385760), (160, 5284777), (164, 5155880), (205, 4124704), (314, 2692880), (328, 2577940), (410, 2062352), (628, 1346440), (656, 1288970), (785, 1077152), (820, 1031176), (821, 1029920), (1256, 673220), (1312, 644485), (1570, 538576), (1640, 515588), (1642, 514960), (2512, 336610), (3140, 269288), (3280, 257794), (3284, 257480), (4105, 205984), (5024, 168305), (6280, 134644), (6437, 131360), (6560, 128897), (6568, 128740), (8210, 102992), (12560, 67322), (12874, 65680), (13136, 64370), (16420, 51496), (25120, 33661), (25748, 32840), (26272, 32185)]