72547405

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{90121}}^1$

素因数の和:90156

約数の個数: 16

約数和(自身を含む): 103820544

約数和(自身を除く): 31273139

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 90121, 450605, 630847, 2072783, 3154235, 10363915, 14509481, 72547405]

約数ペア:

[(1, 72547405), (5, 14509481), (7, 10363915), (23, 3154235), (35, 2072783), (115, 630847), (161, 450605), (805, 90121)]