40385705

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{359}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 49248000

約数和(自身を除く): 8862295

約数列:

[1, 5, 149, 151, 359, 745, 755, 1795, 22499, 53491, 54209, 112495, 267455, 271045, 8077141, 40385705]

約数ペア:

[(1, 40385705), (5, 8077141), (149, 271045), (151, 267455), (359, 112495), (745, 54209), (755, 53491), (1795, 22499)]