448133075

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 619752000

約数和(自身を除く): 171618925

約数列:

[1, 5, 13, 25, 41, 65, 169, 199, 205, 325, 533, 845, 995, 1025, 2197, 2587, 2665, 4225, 4975, 6929, 8159, 10985, 12935, 13325, 33631, 34645, 40795, 54925, 64675, 90077, 106067, 168155, 173225, 203975, 437203, 450385, 530335, 840775, 1378871, 2186015, 2251925, 2651675, 6894355, 10930075, 17925323, 34471775, 89626615, 448133075]

約数ペア:

[(1, 448133075), (5, 89626615), (13, 34471775), (25, 17925323), (41, 10930075), (65, 6894355), (169, 2651675), (199, 2251925), (205, 2186015), (325, 1378871), (533, 840775), (845, 530335), (995, 450385), (1025, 437203), (2197, 203975), (2587, 173225), (2665, 168155), (4225, 106067), (4975, 90077), (6929, 64675), (8159, 54925), (10985, 40795), (12935, 34645), (13325, 33631)]