317537025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 607044480

約数和(自身を除く): 289507455

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 61, 65, 75, 95, 183, 195, 247, 281, 285, 305, 325, 475, 741, 793, 843, 915, 975, 1159, 1235, 1405, 1425, 1525, 2379, 3477, 3653, 3705, 3965, 4215, 4575, 5339, 5795, 6175, 7025, 10959, 11895, 15067, 16017, 17141, 17385, 18265, 18525, 19825, 21075, 26695, 28975, 45201, 51423, 54795, 59475, 69407, 75335, 80085, 85705, 86925, 91325, 133475, 208221, 222833, 226005, 257115, 273975, 325679, 347035, 376675, 400425, 428525, 668499, 977037, 1041105, 1114165, 1130025, 1285575, 1628395, 1735175, 3342495, 4233827, 4885185, 5205525, 5570825, 8141975, 12701481, 16712475, 21169135, 24425925, 63507405, 105845675, 317537025]

約数ペア:

[(1, 317537025), (3, 105845675), (5, 63507405), (13, 24425925), (15, 21169135), (19, 16712475), (25, 12701481), (39, 8141975), (57, 5570825), (61, 5205525), (65, 4885185), (75, 4233827), (95, 3342495), (183, 1735175), (195, 1628395), (247, 1285575), (281, 1130025), (285, 1114165), (305, 1041105), (325, 977037), (475, 668499), (741, 428525), (793, 400425), (843, 376675), (915, 347035), (975, 325679), (1159, 273975), (1235, 257115), (1405, 226005), (1425, 222833), (1525, 208221), (2379, 133475), (3477, 91325), (3653, 86925), (3705, 85705), (3965, 80085), (4215, 75335), (4575, 69407), (5339, 59475), (5795, 54795), (6175, 51423), (7025, 45201), (10959, 28975), (11895, 26695), (15067, 21075), (16017, 19825), (17141, 18525), (17385, 18265)]