217750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:97

約数の個数: 32

約数和(自身を含む): 445536

約数和(自身を除く): 227786

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 125, 130, 134, 250, 325, 335, 650, 670, 871, 1625, 1675, 1742, 3250, 3350, 4355, 8375, 8710, 16750, 21775, 43550, 108875, 217750]

約数ペア:

[(1, 217750), (2, 108875), (5, 43550), (10, 21775), (13, 16750), (25, 8710), (26, 8375), (50, 4355), (65, 3350), (67, 3250), (125, 1742), (130, 1675), (134, 1625), (250, 871), (325, 670), (335, 650)]