25365690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13421}}^1$

素因数の和:13444

約数の個数: 64

約数和(自身を含む): 77310720

約数和(自身を除く): 51945030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 13421, 26842, 40263, 67105, 80526, 93947, 120789, 134210, 187894, 201315, 241578, 281841, 362367, 402630, 469735, 563682, 603945, 724734, 845523, 939470, 1207890, 1409205, 1691046, 1811835, 2536569, 2818410, 3623670, 4227615, 5073138, 8455230, 12682845, 25365690]

約数ペア:

[(1, 25365690), (2, 12682845), (3, 8455230), (5, 5073138), (6, 4227615), (7, 3623670), (9, 2818410), (10, 2536569), (14, 1811835), (15, 1691046), (18, 1409205), (21, 1207890), (27, 939470), (30, 845523), (35, 724734), (42, 603945), (45, 563682), (54, 469735), (63, 402630), (70, 362367), (90, 281841), (105, 241578), (126, 201315), (135, 187894), (189, 134210), (210, 120789), (270, 93947), (315, 80526), (378, 67105), (630, 40263), (945, 26842), (1890, 13421)]