51873880

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4091}}^1$

素因数の和:4419

約数の個数: 32

約数和(自身を含む): 117113040

約数和(自身を除く): 65239160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 4091, 6340, 8182, 12680, 16364, 20455, 32728, 40910, 81820, 163640, 1296847, 2593694, 5187388, 6484235, 10374776, 12968470, 25936940, 51873880]

約数ペア:

[(1, 51873880), (2, 25936940), (4, 12968470), (5, 10374776), (8, 6484235), (10, 5187388), (20, 2593694), (40, 1296847), (317, 163640), (634, 81820), (1268, 40910), (1585, 32728), (2536, 20455), (3170, 16364), (4091, 12680), (6340, 8182)]