1645389310

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1\times {\mathrm{1303}}^1$

素因数の和:2148

約数の個数: 32

約数和(自身を含む): 2983666752

約数和(自身を除く): 1338277442

約数列:

[1, 2, 5, 10, 197, 394, 641, 985, 1282, 1303, 1970, 2606, 3205, 6410, 6515, 13030, 126277, 252554, 256691, 513382, 631385, 835223, 1262770, 1283455, 1670446, 2566910, 4176115, 8352230, 164538931, 329077862, 822694655, 1645389310]

約数ペア:

[(1, 1645389310), (2, 822694655), (5, 329077862), (10, 164538931), (197, 8352230), (394, 4176115), (641, 2566910), (985, 1670446), (1282, 1283455), (1303, 1262770), (1970, 835223), (2606, 631385), (3205, 513382), (6410, 256691), (6515, 252554), (13030, 126277)]