51789904

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 103151880

約数和(自身を除く): 51361976

約数列:

[1, 2, 4, 8, 16, 53, 106, 157, 212, 314, 389, 424, 628, 778, 848, 1256, 1556, 2512, 3112, 6224, 8321, 16642, 20617, 33284, 41234, 61073, 66568, 82468, 122146, 133136, 164936, 244292, 329872, 488584, 977168, 3236869, 6473738, 12947476, 25894952, 51789904]

約数ペア:

[(1, 51789904), (2, 25894952), (4, 12947476), (8, 6473738), (16, 3236869), (53, 977168), (106, 488584), (157, 329872), (212, 244292), (314, 164936), (389, 133136), (424, 122146), (628, 82468), (778, 66568), (848, 61073), (1256, 41234), (1556, 33284), (2512, 20617), (3112, 16642), (6224, 8321)]