87828940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 188409312

約数和(自身を除く): 100580372

約数列:

[1, 2, 4, 5, 10, 20, 83, 157, 166, 314, 332, 337, 415, 628, 674, 785, 830, 1348, 1570, 1660, 1685, 3140, 3370, 6740, 13031, 26062, 27971, 52124, 52909, 55942, 65155, 105818, 111884, 130310, 139855, 211636, 260620, 264545, 279710, 529090, 559420, 1058180, 4391447, 8782894, 17565788, 21957235, 43914470, 87828940]

約数ペア:

[(1, 87828940), (2, 43914470), (4, 21957235), (5, 17565788), (10, 8782894), (20, 4391447), (83, 1058180), (157, 559420), (166, 529090), (314, 279710), (332, 264545), (337, 260620), (415, 211636), (628, 139855), (674, 130310), (785, 111884), (830, 105818), (1348, 65155), (1570, 55942), (1660, 52909), (1685, 52124), (3140, 27971), (3370, 26062), (6740, 13031)]