25116670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 47940480

約数和(自身を除く): 22823810

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 811, 815, 1622, 1630, 3097, 4055, 6194, 8110, 15409, 15485, 30818, 30970, 77045, 132193, 154090, 264386, 660965, 1321930, 2511667, 5023334, 12558335, 25116670]

約数ペア:

[(1, 25116670), (2, 12558335), (5, 5023334), (10, 2511667), (19, 1321930), (38, 660965), (95, 264386), (163, 154090), (190, 132193), (326, 77045), (811, 30970), (815, 30818), (1622, 15485), (1630, 15409), (3097, 8110), (4055, 6194)]