90040208

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{49801}}^1$

素因数の和:49922

約数の個数: 20

約数和(自身を含む): 176000268

約数和(自身を除く): 85960060

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 49801, 99602, 199204, 398408, 796816, 5627513, 11255026, 22510052, 45020104, 90040208]

約数ペア:

[(1, 90040208), (2, 45020104), (4, 22510052), (8, 11255026), (16, 5627513), (113, 796816), (226, 398408), (452, 199204), (904, 99602), (1808, 49801)]