8541325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 11702376

約数和(自身を除く): 3161051

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 641, 1025, 2665, 3205, 8333, 13325, 16025, 26281, 41665, 131405, 208325, 341653, 657025, 1708265, 8541325]

約数ペア:

[(1, 8541325), (5, 1708265), (13, 657025), (25, 341653), (41, 208325), (65, 131405), (205, 41665), (325, 26281), (533, 16025), (641, 13325), (1025, 8333), (2665, 3205)]