4272125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 6289920

約数和(自身を除く): 2017795

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 239, 275, 325, 715, 1195, 1375, 1625, 2629, 3107, 3575, 5975, 13145, 15535, 17875, 29875, 34177, 65725, 77675, 170885, 328625, 388375, 854425, 4272125]

約数ペア:

[(1, 4272125), (5, 854425), (11, 388375), (13, 328625), (25, 170885), (55, 77675), (65, 65725), (125, 34177), (143, 29875), (239, 17875), (275, 15535), (325, 13145), (715, 5975), (1195, 3575), (1375, 3107), (1625, 2629)]