25364745

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 54362880

約数和(自身を除く): 28998135

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 81, 105, 115, 135, 161, 189, 207, 315, 345, 389, 405, 483, 567, 621, 805, 945, 1035, 1167, 1449, 1863, 1945, 2415, 2723, 2835, 3105, 3501, 4347, 5835, 7245, 8169, 8947, 9315, 10503, 13041, 13615, 17505, 21735, 24507, 26841, 31509, 40845, 44735, 52515, 62629, 65205, 73521, 80523, 122535, 134205, 157545, 187887, 220563, 241569, 313145, 367605, 402615, 563661, 724707, 939435, 1102815, 1207845, 1690983, 2818305, 3623535, 5072949, 8454915, 25364745]

約数ペア:

[(1, 25364745), (3, 8454915), (5, 5072949), (7, 3623535), (9, 2818305), (15, 1690983), (21, 1207845), (23, 1102815), (27, 939435), (35, 724707), (45, 563661), (63, 402615), (69, 367605), (81, 313145), (105, 241569), (115, 220563), (135, 187887), (161, 157545), (189, 134205), (207, 122535), (315, 80523), (345, 73521), (389, 65205), (405, 62629), (483, 52515), (567, 44735), (621, 40845), (805, 31509), (945, 26841), (1035, 24507), (1167, 21735), (1449, 17505), (1863, 13615), (1945, 13041), (2415, 10503), (2723, 9315), (2835, 8947), (3105, 8169), (3501, 7245), (4347, 5835)]