200409820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10559}}^1$

素因数の和:10654

約数の個数: 48

約数和(自身を含む): 459486720

約数和(自身を除く): 259076900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 10559, 18980, 21118, 42236, 52795, 105590, 137267, 211180, 274534, 549068, 686335, 770807, 1372670, 1541614, 2745340, 3083228, 3854035, 7708070, 10020491, 15416140, 20040982, 40081964, 50102455, 100204910, 200409820]

約数ペア:

[(1, 200409820), (2, 100204910), (4, 50102455), (5, 40081964), (10, 20040982), (13, 15416140), (20, 10020491), (26, 7708070), (52, 3854035), (65, 3083228), (73, 2745340), (130, 1541614), (146, 1372670), (260, 770807), (292, 686335), (365, 549068), (730, 274534), (949, 211180), (1460, 137267), (1898, 105590), (3796, 52795), (4745, 42236), (9490, 21118), (10559, 18980)]