90408070

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{52259}}^1$

素因数の和:52439

約数の個数: 16

約数和(自身を含む): 163678320

約数和(自身を除く): 73270250

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 52259, 104518, 261295, 522590, 9040807, 18081614, 45204035, 90408070]

約数ペア:

[(1, 90408070), (2, 45204035), (5, 18081614), (10, 9040807), (173, 522590), (346, 261295), (865, 104518), (1730, 52259)]