31950640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5471}}^1$

素因数の和:5557

約数の個数: 40

約数和(自身を含む): 75316608

約数和(自身を除く): 43365968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5471, 5840, 10942, 21884, 27355, 43768, 54710, 87536, 109420, 218840, 399383, 437680, 798766, 1597532, 1996915, 3195064, 3993830, 6390128, 7987660, 15975320, 31950640]

約数ペア:

[(1, 31950640), (2, 15975320), (4, 7987660), (5, 6390128), (8, 3993830), (10, 3195064), (16, 1996915), (20, 1597532), (40, 798766), (73, 437680), (80, 399383), (146, 218840), (292, 109420), (365, 87536), (584, 54710), (730, 43768), (1168, 27355), (1460, 21884), (2920, 10942), (5471, 5840)]