64048400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 168713160

約数和(自身を除く): 104664760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 109, 113, 130, 200, 208, 218, 226, 260, 325, 400, 436, 452, 520, 545, 565, 650, 872, 904, 1040, 1090, 1130, 1300, 1417, 1469, 1744, 1808, 2180, 2260, 2600, 2725, 2825, 2834, 2938, 4360, 4520, 5200, 5450, 5650, 5668, 5876, 7085, 7345, 8720, 9040, 10900, 11300, 11336, 11752, 12317, 14170, 14690, 21800, 22600, 22672, 23504, 24634, 28340, 29380, 35425, 36725, 43600, 45200, 49268, 56680, 58760, 61585, 70850, 73450, 98536, 113360, 117520, 123170, 141700, 146900, 160121, 197072, 246340, 283400, 293800, 307925, 320242, 492680, 566800, 587600, 615850, 640484, 800605, 985360, 1231700, 1280968, 1601210, 2463400, 2561936, 3202420, 4003025, 4926800, 6404840, 8006050, 12809680, 16012100, 32024200, 64048400]

約数ペア:

[(1, 64048400), (2, 32024200), (4, 16012100), (5, 12809680), (8, 8006050), (10, 6404840), (13, 4926800), (16, 4003025), (20, 3202420), (25, 2561936), (26, 2463400), (40, 1601210), (50, 1280968), (52, 1231700), (65, 985360), (80, 800605), (100, 640484), (104, 615850), (109, 587600), (113, 566800), (130, 492680), (200, 320242), (208, 307925), (218, 293800), (226, 283400), (260, 246340), (325, 197072), (400, 160121), (436, 146900), (452, 141700), (520, 123170), (545, 117520), (565, 113360), (650, 98536), (872, 73450), (904, 70850), (1040, 61585), (1090, 58760), (1130, 56680), (1300, 49268), (1417, 45200), (1469, 43600), (1744, 36725), (1808, 35425), (2180, 29380), (2260, 28340), (2600, 24634), (2725, 23504), (2825, 22672), (2834, 22600), (2938, 21800), (4360, 14690), (4520, 14170), (5200, 12317), (5450, 11752), (5650, 11336), (5668, 11300), (5876, 10900), (7085, 9040), (7345, 8720)]