4202080225

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{774577}}^1$

素因数の和:774625

約数の個数: 24

約数和(自身を含む): 6147051008

約数和(自身を除く): 1944970783

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 774577, 3872885, 5422039, 19364425, 24011887, 27110195, 120059435, 135550975, 168083209, 600297175, 840416045, 4202080225]

約数ペア:

[(1, 4202080225), (5, 840416045), (7, 600297175), (25, 168083209), (31, 135550975), (35, 120059435), (155, 27110195), (175, 24011887), (217, 19364425), (775, 5422039), (1085, 3872885), (5425, 774577)]