51132100

素因数分解:

$2^2\times 5^2\times {\mathrm{317}}^1\times {\mathrm{1613}}^1$

素因数の和:1944

約数の個数: 36

約数和(自身を含む): 111375684

約数和(自身を除く): 60243584

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 634, 1268, 1585, 1613, 3170, 3226, 6340, 6452, 7925, 8065, 15850, 16130, 31700, 32260, 40325, 80650, 161300, 511321, 1022642, 2045284, 2556605, 5113210, 10226420, 12783025, 25566050, 51132100]

約数ペア:

[(1, 51132100), (2, 25566050), (4, 12783025), (5, 10226420), (10, 5113210), (20, 2556605), (25, 2045284), (50, 1022642), (100, 511321), (317, 161300), (634, 80650), (1268, 40325), (1585, 32260), (1613, 31700), (3170, 16130), (3226, 15850), (6340, 8065), (6452, 7925)]