80470775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2459}}^1$

素因数の和:2504

約数の個数: 48

約数和(自身を含む): 131777280

約数和(自身を除く): 51306505

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 175, 187, 275, 385, 425, 595, 935, 1309, 1925, 2459, 2975, 4675, 6545, 12295, 17213, 27049, 32725, 41803, 61475, 86065, 135245, 189343, 209015, 292621, 430325, 459833, 676225, 946715, 1045075, 1463105, 2299165, 3218831, 4733575, 7315525, 11495825, 16094155, 80470775]

約数ペア:

[(1, 80470775), (5, 16094155), (7, 11495825), (11, 7315525), (17, 4733575), (25, 3218831), (35, 2299165), (55, 1463105), (77, 1045075), (85, 946715), (119, 676225), (175, 459833), (187, 430325), (275, 292621), (385, 209015), (425, 189343), (595, 135245), (935, 86065), (1309, 61475), (1925, 41803), (2459, 32725), (2975, 27049), (4675, 17213), (6545, 12295)]