68479700

素因数分解:

$2^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{2437}}^1$

素因数の和:2732

約数の個数: 36

約数和(自身を含む): 149190972

約数和(自身を除く): 80711272

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 281, 562, 1124, 1405, 2437, 2810, 4874, 5620, 7025, 9748, 12185, 14050, 24370, 28100, 48740, 60925, 121850, 243700, 684797, 1369594, 2739188, 3423985, 6847970, 13695940, 17119925, 34239850, 68479700]

約数ペア:

[(1, 68479700), (2, 34239850), (4, 17119925), (5, 13695940), (10, 6847970), (20, 3423985), (25, 2739188), (50, 1369594), (100, 684797), (281, 243700), (562, 121850), (1124, 60925), (1405, 48740), (2437, 28100), (2810, 24370), (4874, 14050), (5620, 12185), (7025, 9748)]