42809375

素因数分解:

$5^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 64995840

約数和(自身を除く): 22186465

約数列:

[1, 5, 7, 19, 25, 35, 95, 103, 125, 133, 175, 475, 515, 625, 665, 721, 875, 1957, 2375, 2575, 3125, 3325, 3605, 4375, 9785, 11875, 12875, 13699, 16625, 18025, 21875, 48925, 59375, 64375, 68495, 83125, 90125, 244625, 321875, 342475, 415625, 450625, 1223125, 1712375, 2253125, 6115625, 8561875, 42809375]

約数ペア:

[(1, 42809375), (5, 8561875), (7, 6115625), (19, 2253125), (25, 1712375), (35, 1223125), (95, 450625), (103, 415625), (125, 342475), (133, 321875), (175, 244625), (475, 90125), (515, 83125), (625, 68495), (665, 64375), (721, 59375), (875, 48925), (1957, 21875), (2375, 18025), (2575, 16625), (3125, 13699), (3325, 12875), (3605, 11875), (4375, 9785)]