51539895

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 105380352

約数和(自身を除く): 53840457

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 81, 99, 115, 135, 165, 207, 253, 297, 345, 405, 495, 503, 621, 759, 891, 1035, 1265, 1485, 1509, 1863, 2277, 2515, 3105, 3795, 4455, 4527, 5533, 6831, 7545, 9315, 11385, 11569, 13581, 16599, 20493, 22635, 27665, 34155, 34707, 40743, 49797, 57845, 67905, 82995, 102465, 104121, 127259, 149391, 173535, 203715, 248985, 312363, 381777, 448173, 520605, 636295, 746955, 937089, 1145331, 1561815, 1908885, 2240865, 3435993, 4685445, 5726655, 10307979, 17179965, 51539895]

約数ペア:

[(1, 51539895), (3, 17179965), (5, 10307979), (9, 5726655), (11, 4685445), (15, 3435993), (23, 2240865), (27, 1908885), (33, 1561815), (45, 1145331), (55, 937089), (69, 746955), (81, 636295), (99, 520605), (115, 448173), (135, 381777), (165, 312363), (207, 248985), (253, 203715), (297, 173535), (345, 149391), (405, 127259), (495, 104121), (503, 102465), (621, 82995), (759, 67905), (891, 57845), (1035, 49797), (1265, 40743), (1485, 34707), (1509, 34155), (1863, 27665), (2277, 22635), (2515, 20493), (3105, 16599), (3795, 13581), (4455, 11569), (4527, 11385), (5533, 9315), (6831, 7545)]