25411568

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:622

約数の個数: 80

約数和(自身を含む): 62662656

約数和(自身を除く): 37251088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 563, 728, 806, 868, 1126, 1456, 1612, 1736, 2252, 2821, 3224, 3472, 3941, 4504, 5642, 6448, 7319, 7882, 9008, 11284, 14638, 15764, 17453, 22568, 29276, 31528, 34906, 45136, 51233, 58552, 63056, 69812, 102466, 117104, 122171, 139624, 204932, 226889, 244342, 279248, 409864, 453778, 488684, 819728, 907556, 977368, 1588223, 1815112, 1954736, 3176446, 3630224, 6352892, 12705784, 25411568]

約数ペア:

[(1, 25411568), (2, 12705784), (4, 6352892), (7, 3630224), (8, 3176446), (13, 1954736), (14, 1815112), (16, 1588223), (26, 977368), (28, 907556), (31, 819728), (52, 488684), (56, 453778), (62, 409864), (91, 279248), (104, 244342), (112, 226889), (124, 204932), (182, 139624), (208, 122171), (217, 117104), (248, 102466), (364, 69812), (403, 63056), (434, 58552), (496, 51233), (563, 45136), (728, 34906), (806, 31528), (868, 29276), (1126, 22568), (1456, 17453), (1612, 15764), (1736, 14638), (2252, 11284), (2821, 9008), (3224, 7882), (3472, 7319), (3941, 6448), (4504, 5642)]