25819401245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{653}}^1$

素因数の和:1086

約数の個数: 64

約数和(自身を含む): 36009135360

約数和(自身を除く): 10189734115

約数列:

[1, 5, 11, 19, 55, 95, 157, 209, 241, 653, 785, 1045, 1205, 1727, 2651, 2983, 3265, 4579, 7183, 8635, 12407, 13255, 14915, 22895, 32813, 35915, 37837, 50369, 62035, 102521, 136477, 157373, 164065, 189185, 251845, 416207, 512605, 682385, 718903, 786865, 1127731, 1731103, 1947899, 2081035, 2990087, 3594515, 5638655, 7907933, 8655515, 9739495, 14950435, 21426889, 24707561, 32890957, 39539665, 107134445, 123537805, 164454785, 271783171, 469443659, 1358915855, 2347218295, 5163880249, 25819401245]

約数ペア:

[(1, 25819401245), (5, 5163880249), (11, 2347218295), (19, 1358915855), (55, 469443659), (95, 271783171), (157, 164454785), (209, 123537805), (241, 107134445), (653, 39539665), (785, 32890957), (1045, 24707561), (1205, 21426889), (1727, 14950435), (2651, 9739495), (2983, 8655515), (3265, 7907933), (4579, 5638655), (7183, 3594515), (8635, 2990087), (12407, 2081035), (13255, 1947899), (14915, 1731103), (22895, 1127731), (32813, 786865), (35915, 718903), (37837, 682385), (50369, 512605), (62035, 416207), (102521, 251845), (136477, 189185), (157373, 164065)]