72472855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1069}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 107856000

約数和(自身を除く): 35383145

約数列:

[1, 5, 7, 13, 35, 65, 91, 149, 455, 745, 1043, 1069, 1937, 5215, 5345, 7483, 9685, 13559, 13897, 37415, 67795, 69485, 97279, 159281, 486395, 796405, 1114967, 2070653, 5574835, 10353265, 14494571, 72472855]

約数ペア:

[(1, 72472855), (5, 14494571), (7, 10353265), (13, 5574835), (35, 2070653), (65, 1114967), (91, 796405), (149, 486395), (455, 159281), (745, 97279), (1043, 69485), (1069, 67795), (1937, 37415), (5215, 13897), (5345, 13559), (7483, 9685)]