72143845

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:1044

約数の個数: 16

約数和(自身を含む): 88058880

約数和(自身を除く): 15915035

約数列:

[1, 5, 89, 223, 445, 727, 1115, 3635, 19847, 64703, 99235, 162121, 323515, 810605, 14428769, 72143845]

約数ペア:

[(1, 72143845), (5, 14428769), (89, 810605), (223, 323515), (445, 162121), (727, 99235), (1115, 64703), (3635, 19847)]