25149664

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 53152848

約数和(自身を除く): 28003184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 83, 136, 166, 272, 332, 544, 557, 664, 1114, 1328, 1411, 2228, 2656, 2822, 4456, 5644, 8912, 9469, 11288, 17824, 18938, 22576, 37876, 45152, 46231, 75752, 92462, 151504, 184924, 303008, 369848, 739696, 785927, 1479392, 1571854, 3143708, 6287416, 12574832, 25149664]

約数ペア:

[(1, 25149664), (2, 12574832), (4, 6287416), (8, 3143708), (16, 1571854), (17, 1479392), (32, 785927), (34, 739696), (68, 369848), (83, 303008), (136, 184924), (166, 151504), (272, 92462), (332, 75752), (544, 46231), (557, 45152), (664, 37876), (1114, 22576), (1328, 18938), (1411, 17824), (2228, 11288), (2656, 9469), (2822, 8912), (4456, 5644)]