160280620

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{31183}}^1$

素因数の和:31449

約数の個数: 24

約数和(自身を含む): 337909824

約数和(自身を除く): 177629204

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 31183, 62366, 124732, 155915, 311830, 623660, 8014031, 16028062, 32056124, 40070155, 80140310, 160280620]

約数ペア:

[(1, 160280620), (2, 80140310), (4, 40070155), (5, 32056124), (10, 16028062), (20, 8014031), (257, 623660), (514, 311830), (1028, 155915), (1285, 124732), (2570, 62366), (5140, 31183)]