280804825

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{55331}}^1$

素因数の和:55377

約数の個数: 24

約数和(自身を含む): 411670080

約数和(自身を除く): 130865255

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 5075, 55331, 276655, 387317, 1383275, 1604599, 1936585, 8022995, 9682925, 11232193, 40114975, 56160965, 280804825]

約数ペア:

[(1, 280804825), (5, 56160965), (7, 40114975), (25, 11232193), (29, 9682925), (35, 8022995), (145, 1936585), (175, 1604599), (203, 1383275), (725, 387317), (1015, 276655), (5075, 55331)]