133847480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257399}}^1$

素因数の和:257423

約数の個数: 32

約数和(自身を含む): 324324000

約数和(自身を除く): 190476520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 257399, 514798, 1029596, 1286995, 2059192, 2573990, 3346187, 5147980, 6692374, 10295960, 13384748, 16730935, 26769496, 33461870, 66923740, 133847480]

約数ペア:

[(1, 133847480), (2, 66923740), (4, 33461870), (5, 26769496), (8, 16730935), (10, 13384748), (13, 10295960), (20, 6692374), (26, 5147980), (40, 3346187), (52, 2573990), (65, 2059192), (104, 1286995), (130, 1029596), (260, 514798), (520, 257399)]