25235672

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 59927040

約数和(自身を除く): 34691368

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 497, 568, 577, 616, 781, 994, 1154, 1562, 1988, 2308, 3124, 3976, 4039, 4616, 5467, 6248, 6347, 8078, 10934, 12694, 16156, 21868, 25388, 32312, 40967, 43736, 44429, 50776, 81934, 88858, 163868, 177716, 286769, 327736, 355432, 450637, 573538, 901274, 1147076, 1802548, 2294152, 3154459, 3605096, 6308918, 12617836, 25235672]

約数ペア:

[(1, 25235672), (2, 12617836), (4, 6308918), (7, 3605096), (8, 3154459), (11, 2294152), (14, 1802548), (22, 1147076), (28, 901274), (44, 573538), (56, 450637), (71, 355432), (77, 327736), (88, 286769), (142, 177716), (154, 163868), (284, 88858), (308, 81934), (497, 50776), (568, 44429), (577, 43736), (616, 40967), (781, 32312), (994, 25388), (1154, 21868), (1562, 16156), (1988, 12694), (2308, 10934), (3124, 8078), (3976, 6347), (4039, 6248), (4616, 5467)]