25879048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 30568952

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 248, 299, 349, 403, 598, 698, 713, 806, 1196, 1396, 1426, 1612, 2392, 2792, 2852, 3224, 4537, 5704, 8027, 9074, 9269, 10819, 16054, 18148, 18538, 21638, 32108, 36296, 37076, 43276, 64216, 74152, 86552, 104351, 140647, 208702, 248837, 281294, 417404, 497674, 562588, 834808, 995348, 1125176, 1990696, 3234881, 6469762, 12939524, 25879048]

約数ペア:

[(1, 25879048), (2, 12939524), (4, 6469762), (8, 3234881), (13, 1990696), (23, 1125176), (26, 995348), (31, 834808), (46, 562588), (52, 497674), (62, 417404), (92, 281294), (104, 248837), (124, 208702), (184, 140647), (248, 104351), (299, 86552), (349, 74152), (403, 64216), (598, 43276), (698, 37076), (713, 36296), (806, 32108), (1196, 21638), (1396, 18538), (1426, 18148), (1612, 16054), (2392, 10819), (2792, 9269), (2852, 9074), (3224, 8027), (4537, 5704)]