51295120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37717}}^1$

素因数の和:37747

約数の個数: 40

約数和(自身を含む): 126279864

約数和(自身を除く): 74984744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 37717, 75434, 150868, 188585, 301736, 377170, 603472, 641189, 754340, 1282378, 1508680, 2564756, 3017360, 3205945, 5129512, 6411890, 10259024, 12823780, 25647560, 51295120]

約数ペア:

[(1, 51295120), (2, 25647560), (4, 12823780), (5, 10259024), (8, 6411890), (10, 5129512), (16, 3205945), (17, 3017360), (20, 2564756), (34, 1508680), (40, 1282378), (68, 754340), (80, 641189), (85, 603472), (136, 377170), (170, 301736), (272, 188585), (340, 150868), (680, 75434), (1360, 37717)]