68593660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 148036896

約数和(自身を除く): 79443236

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 163, 212, 265, 326, 397, 530, 652, 794, 815, 1060, 1588, 1630, 1985, 3260, 3970, 7940, 8639, 17278, 21041, 34556, 42082, 43195, 64711, 84164, 86390, 105205, 129422, 172780, 210410, 258844, 323555, 420820, 647110, 1294220, 3429683, 6859366, 13718732, 17148415, 34296830, 68593660]

約数ペア:

[(1, 68593660), (2, 34296830), (4, 17148415), (5, 13718732), (10, 6859366), (20, 3429683), (53, 1294220), (106, 647110), (163, 420820), (212, 323555), (265, 258844), (326, 210410), (397, 172780), (530, 129422), (652, 105205), (794, 86390), (815, 84164), (1060, 64711), (1588, 43195), (1630, 42082), (1985, 34556), (3260, 21041), (3970, 17278), (7940, 8639)]