57640425

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 99451968

約数和(自身を除く): 41811543

約数列:

[1, 3, 5, 15, 25, 43, 61, 75, 129, 183, 215, 293, 305, 645, 879, 915, 1075, 1465, 1525, 2623, 3225, 4395, 4575, 7325, 7869, 12599, 13115, 17873, 21975, 37797, 39345, 53619, 62995, 65575, 89365, 188985, 196725, 268095, 314975, 446825, 768539, 944925, 1340475, 2305617, 3842695, 11528085, 19213475, 57640425]

約数ペア:

[(1, 57640425), (3, 19213475), (5, 11528085), (15, 3842695), (25, 2305617), (43, 1340475), (61, 944925), (75, 768539), (129, 446825), (183, 314975), (215, 268095), (293, 196725), (305, 188985), (645, 89365), (879, 65575), (915, 62995), (1075, 53619), (1465, 39345), (1525, 37797), (2623, 21975), (3225, 17873), (4395, 13115), (4575, 12599), (7325, 7869)]