73575455

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1619}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 90396000

約数和(自身を除く): 16820545

約数列:

[1, 5, 61, 149, 305, 745, 1619, 8095, 9089, 45445, 98759, 241231, 493795, 1206155, 14715091, 73575455]

約数ペア:

[(1, 73575455), (5, 14715091), (61, 1206155), (149, 493795), (305, 241231), (745, 98759), (1619, 45445), (8095, 9089)]