78735490

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{47147}}^1$

素因数の和:47321

約数の個数: 16

約数和(自身を含む): 142575552

約数和(自身を除く): 63840062

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 47147, 94294, 235735, 471470, 7873549, 15747098, 39367745, 78735490]

約数ペア:

[(1, 78735490), (2, 39367745), (5, 15747098), (10, 7873549), (167, 471470), (334, 235735), (835, 94294), (1670, 47147)]