99648760

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{6091}}^1$

素因数の和:6511

約数の個数: 32

約数和(自身を含む): 224794800

約数和(自身を除く): 125146040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 6091, 8180, 12182, 16360, 24364, 30455, 48728, 60910, 121820, 243640, 2491219, 4982438, 9964876, 12456095, 19929752, 24912190, 49824380, 99648760]

約数ペア:

[(1, 99648760), (2, 49824380), (4, 24912190), (5, 19929752), (8, 12456095), (10, 9964876), (20, 4982438), (40, 2491219), (409, 243640), (818, 121820), (1636, 60910), (2045, 48728), (3272, 30455), (4090, 24364), (6091, 16360), (8180, 12182)]