64548680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{32933}}^1$

素因数の和:32958

約数の個数: 48

約数和(自身を含む): 168951420

約数和(自身を除く): 104402740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 32933, 65866, 131732, 164665, 230531, 263464, 329330, 461062, 658660, 922124, 1152655, 1317320, 1613717, 1844248, 2305310, 3227434, 4610620, 6454868, 8068585, 9221240, 12909736, 16137170, 32274340, 64548680]

約数ペア:

[(1, 64548680), (2, 32274340), (4, 16137170), (5, 12909736), (7, 9221240), (8, 8068585), (10, 6454868), (14, 4610620), (20, 3227434), (28, 2305310), (35, 1844248), (40, 1613717), (49, 1317320), (56, 1152655), (70, 922124), (98, 658660), (140, 461062), (196, 329330), (245, 263464), (280, 230531), (392, 164665), (490, 131732), (980, 65866), (1960, 32933)]