72181405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{1399}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 91929600

約数和(自身を除く): 19748195

約数列:

[1, 5, 17, 85, 607, 1399, 3035, 6995, 10319, 23783, 51595, 118915, 849193, 4245965, 14436281, 72181405]

約数ペア:

[(1, 72181405), (5, 14436281), (17, 4245965), (85, 849193), (607, 118915), (1399, 51595), (3035, 23783), (6995, 10319)]