15885492025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{29077}}^1$

素因数の和:29182

約数の個数: 36

約数和(自身を含む): 21744004996

約数和(自身を除く): 5858512971

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 1681, 2665, 8405, 13325, 21853, 29077, 42025, 109265, 145385, 378001, 546325, 726925, 1192157, 1890005, 5960785, 9450025, 15498041, 29803925, 48878437, 77490205, 244392185, 387451025, 635419681, 1221960925, 3177098405, 15885492025]

約数ペア:

[(1, 15885492025), (5, 3177098405), (13, 1221960925), (25, 635419681), (41, 387451025), (65, 244392185), (205, 77490205), (325, 48878437), (533, 29803925), (1025, 15498041), (1681, 9450025), (2665, 5960785), (8405, 1890005), (13325, 1192157), (21853, 726925), (29077, 546325), (42025, 378001), (109265, 145385)]