25881528

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 42547272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 43, 62, 86, 93, 124, 129, 172, 186, 248, 258, 344, 372, 516, 744, 809, 1032, 1333, 1618, 2427, 2666, 3236, 3999, 4854, 5332, 6472, 7998, 9708, 10664, 15996, 19416, 25079, 31992, 34787, 50158, 69574, 75237, 100316, 104361, 139148, 150474, 200632, 208722, 278296, 300948, 417444, 601896, 834888, 1078397, 2156794, 3235191, 4313588, 6470382, 8627176, 12940764, 25881528]

約数ペア:

[(1, 25881528), (2, 12940764), (3, 8627176), (4, 6470382), (6, 4313588), (8, 3235191), (12, 2156794), (24, 1078397), (31, 834888), (43, 601896), (62, 417444), (86, 300948), (93, 278296), (124, 208722), (129, 200632), (172, 150474), (186, 139148), (248, 104361), (258, 100316), (344, 75237), (372, 69574), (516, 50158), (744, 34787), (809, 31992), (1032, 25079), (1333, 19416), (1618, 15996), (2427, 10664), (2666, 9708), (3236, 7998), (3999, 6472), (4854, 5332)]