25859912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 31596088

約数列:

[1, 2, 4, 8, 13, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 247, 299, 437, 494, 569, 598, 874, 988, 1138, 1196, 1748, 1976, 2276, 2392, 3496, 4552, 5681, 7397, 10811, 11362, 13087, 14794, 21622, 22724, 26174, 29588, 43244, 45448, 52348, 59176, 86488, 104696, 140543, 170131, 248653, 281086, 340262, 497306, 562172, 680524, 994612, 1124344, 1361048, 1989224, 3232489, 6464978, 12929956, 25859912]

約数ペア:

[(1, 25859912), (2, 12929956), (4, 6464978), (8, 3232489), (13, 1989224), (19, 1361048), (23, 1124344), (26, 994612), (38, 680524), (46, 562172), (52, 497306), (76, 340262), (92, 281086), (104, 248653), (152, 170131), (184, 140543), (247, 104696), (299, 86488), (437, 59176), (494, 52348), (569, 45448), (598, 43244), (874, 29588), (988, 26174), (1138, 22724), (1196, 21622), (1748, 14794), (1976, 13087), (2276, 11362), (2392, 10811), (3496, 7397), (4552, 5681)]