25842856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 30766424

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 221, 311, 376, 442, 611, 622, 799, 884, 1222, 1244, 1598, 1768, 2444, 2488, 3196, 4043, 4888, 5287, 6392, 8086, 10387, 10574, 14617, 16172, 20774, 21148, 29234, 32344, 41548, 42296, 58468, 68731, 83096, 116936, 137462, 190021, 248489, 274924, 380042, 496978, 549848, 760084, 993956, 1520168, 1987912, 3230357, 6460714, 12921428, 25842856]

約数ペア:

[(1, 25842856), (2, 12921428), (4, 6460714), (8, 3230357), (13, 1987912), (17, 1520168), (26, 993956), (34, 760084), (47, 549848), (52, 496978), (68, 380042), (94, 274924), (104, 248489), (136, 190021), (188, 137462), (221, 116936), (311, 83096), (376, 68731), (442, 58468), (611, 42296), (622, 41548), (799, 32344), (884, 29234), (1222, 21148), (1244, 20774), (1598, 16172), (1768, 14617), (2444, 10574), (2488, 10387), (3196, 8086), (4043, 6392), (4888, 5287)]