25083448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 28138952

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 71, 79, 86, 104, 142, 158, 172, 284, 316, 344, 559, 568, 632, 923, 1027, 1118, 1846, 2054, 2236, 3053, 3397, 3692, 4108, 4472, 5609, 6106, 6794, 7384, 8216, 11218, 12212, 13588, 22436, 24424, 27176, 39689, 44161, 44872, 72917, 79378, 88322, 145834, 158756, 176644, 241187, 291668, 317512, 353288, 482374, 583336, 964748, 1929496, 3135431, 6270862, 12541724, 25083448]

約数ペア:

[(1, 25083448), (2, 12541724), (4, 6270862), (8, 3135431), (13, 1929496), (26, 964748), (43, 583336), (52, 482374), (71, 353288), (79, 317512), (86, 291668), (104, 241187), (142, 176644), (158, 158756), (172, 145834), (284, 88322), (316, 79378), (344, 72917), (559, 44872), (568, 44161), (632, 39689), (923, 27176), (1027, 24424), (1118, 22436), (1846, 13588), (2054, 12212), (2236, 11218), (3053, 8216), (3397, 7384), (3692, 6794), (4108, 6106), (4472, 5609)]