40118995

素因数分解:

$5^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 56880000

約数和(自身を除く): 16761005

約数列:

[1, 5, 7, 35, 49, 149, 157, 245, 343, 745, 785, 1043, 1099, 1715, 5215, 5495, 7301, 7693, 23393, 36505, 38465, 51107, 53851, 116965, 163751, 255535, 269255, 818755, 1146257, 5731285, 8023799, 40118995]

約数ペア:

[(1, 40118995), (5, 8023799), (7, 5731285), (35, 1146257), (49, 818755), (149, 269255), (157, 255535), (245, 163751), (343, 116965), (745, 53851), (785, 51107), (1043, 38465), (1099, 36505), (1715, 23393), (5215, 7693), (5495, 7301)]