25679355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 22704645

約数列:

[1, 3, 5, 13, 15, 19, 29, 39, 57, 65, 87, 95, 145, 195, 239, 247, 285, 377, 435, 551, 717, 741, 1131, 1195, 1235, 1653, 1885, 2755, 3107, 3585, 3705, 4541, 5655, 6931, 7163, 8265, 9321, 13623, 15535, 20793, 21489, 22705, 34655, 35815, 46605, 59033, 68115, 90103, 103965, 107445, 131689, 177099, 270309, 295165, 395067, 450515, 658445, 885495, 1351545, 1711957, 1975335, 5135871, 8559785, 25679355]

約数ペア:

[(1, 25679355), (3, 8559785), (5, 5135871), (13, 1975335), (15, 1711957), (19, 1351545), (29, 885495), (39, 658445), (57, 450515), (65, 395067), (87, 295165), (95, 270309), (145, 177099), (195, 131689), (239, 107445), (247, 103965), (285, 90103), (377, 68115), (435, 59033), (551, 46605), (717, 35815), (741, 34655), (1131, 22705), (1195, 21489), (1235, 20793), (1653, 15535), (1885, 13623), (2755, 9321), (3107, 8265), (3585, 7163), (3705, 6931), (4541, 5655)]