262894255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4289}}^1$

素因数の和:4371

約数の個数: 32

約数和(自身を含む): 363242880

約数和(自身を除く): 100348625

約数列:

[1, 5, 13, 23, 41, 65, 115, 205, 299, 533, 943, 1495, 2665, 4289, 4715, 12259, 21445, 55757, 61295, 98647, 175849, 278785, 493235, 879245, 1282411, 2286037, 4044527, 6412055, 11430185, 20222635, 52578851, 262894255]

約数ペア:

[(1, 262894255), (5, 52578851), (13, 20222635), (23, 11430185), (41, 6412055), (65, 4044527), (115, 2286037), (205, 1282411), (299, 879245), (533, 493235), (943, 278785), (1495, 175849), (2665, 98647), (4289, 61295), (4715, 55757), (12259, 21445)]