219700

素因数分解:

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

素因数の和:53

約数の個数: 36

約数和(自身を含む): 516460

約数和(自身を除く): 296760

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 2197, 3380, 4225, 4394, 8450, 8788, 10985, 16900, 21970, 43940, 54925, 109850, 219700]

約数ペア:

[(1, 219700), (2, 109850), (4, 54925), (5, 43940), (10, 21970), (13, 16900), (20, 10985), (25, 8788), (26, 8450), (50, 4394), (52, 4225), (65, 3380), (100, 2197), (130, 1690), (169, 1300), (260, 845), (325, 676), (338, 650)]