25652788

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 53190144

約数和(自身を除く): 27537356

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 101, 188, 193, 202, 329, 386, 404, 658, 707, 772, 1316, 1351, 1414, 2702, 2828, 4747, 5404, 9071, 9494, 18142, 18988, 19493, 33229, 36284, 38986, 63497, 66458, 77972, 126994, 132916, 136451, 253988, 272902, 545804, 916171, 1832342, 3664684, 6413197, 12826394, 25652788]

約数ペア:

[(1, 25652788), (2, 12826394), (4, 6413197), (7, 3664684), (14, 1832342), (28, 916171), (47, 545804), (94, 272902), (101, 253988), (188, 136451), (193, 132916), (202, 126994), (329, 77972), (386, 66458), (404, 63497), (658, 38986), (707, 36284), (772, 33229), (1316, 19493), (1351, 18988), (1414, 18142), (2702, 9494), (2828, 9071), (4747, 5404)]