637446680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1125

約数の個数: 128

約数和(自身を含む): 1638403200

約数和(自身を除く): 1000956520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 41, 52, 58, 65, 82, 104, 116, 130, 145, 164, 205, 232, 260, 290, 328, 377, 410, 520, 533, 580, 754, 820, 1031, 1066, 1160, 1189, 1508, 1640, 1885, 2062, 2132, 2378, 2665, 3016, 3770, 4124, 4264, 4756, 5155, 5330, 5945, 7540, 8248, 9512, 10310, 10660, 11890, 13403, 15080, 15457, 20620, 21320, 23780, 26806, 29899, 30914, 41240, 42271, 47560, 53612, 59798, 61828, 67015, 77285, 84542, 107224, 119596, 123656, 134030, 149495, 154570, 169084, 211355, 239192, 268060, 298990, 309140, 338168, 388687, 422710, 536120, 549523, 597980, 618280, 777374, 845420, 1099046, 1195960, 1225859, 1554748, 1690840, 1943435, 2198092, 2451718, 2747615, 3109496, 3886870, 4396184, 4903436, 5495230, 6129295, 7773740, 9806872, 10990460, 12258590, 15547480, 15936167, 21980920, 24517180, 31872334, 49034360, 63744668, 79680835, 127489336, 159361670, 318723340, 637446680]

約数ペア:

[(1, 637446680), (2, 318723340), (4, 159361670), (5, 127489336), (8, 79680835), (10, 63744668), (13, 49034360), (20, 31872334), (26, 24517180), (29, 21980920), (40, 15936167), (41, 15547480), (52, 12258590), (58, 10990460), (65, 9806872), (82, 7773740), (104, 6129295), (116, 5495230), (130, 4903436), (145, 4396184), (164, 3886870), (205, 3109496), (232, 2747615), (260, 2451718), (290, 2198092), (328, 1943435), (377, 1690840), (410, 1554748), (520, 1225859), (533, 1195960), (580, 1099046), (754, 845420), (820, 777374), (1031, 618280), (1066, 597980), (1160, 549523), (1189, 536120), (1508, 422710), (1640, 388687), (1885, 338168), (2062, 309140), (2132, 298990), (2378, 268060), (2665, 239192), (3016, 211355), (3770, 169084), (4124, 154570), (4264, 149495), (4756, 134030), (5155, 123656), (5330, 119596), (5945, 107224), (7540, 84542), (8248, 77285), (9512, 67015), (10310, 61828), (10660, 59798), (11890, 53612), (13403, 47560), (15080, 42271), (15457, 41240), (20620, 30914), (21320, 29899), (23780, 26806)]