25356260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 31797340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 1259, 2014, 2518, 4028, 5035, 5036, 6295, 10070, 12590, 20140, 23921, 25180, 47842, 66727, 95684, 119605, 133454, 239210, 266908, 333635, 478420, 667270, 1267813, 1334540, 2535626, 5071252, 6339065, 12678130, 25356260]

約数ペア:

[(1, 25356260), (2, 12678130), (4, 6339065), (5, 5071252), (10, 2535626), (19, 1334540), (20, 1267813), (38, 667270), (53, 478420), (76, 333635), (95, 266908), (106, 239210), (190, 133454), (212, 119605), (265, 95684), (380, 66727), (530, 47842), (1007, 25180), (1060, 23921), (1259, 20140), (2014, 12590), (2518, 10070), (4028, 6295), (5035, 5036)]