166481150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2777}}^1$

素因数の和:2909

約数の個数: 48

約数和(自身を含む): 341027280

約数和(自身を除く): 174546130

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 545, 550, 1090, 1199, 2398, 2725, 2777, 5450, 5554, 5995, 11990, 13885, 27770, 29975, 30547, 59950, 61094, 69425, 138850, 152735, 302693, 305470, 605386, 763675, 1513465, 1527350, 3026930, 3329623, 6659246, 7567325, 15134650, 16648115, 33296230, 83240575, 166481150]

約数ペア:

[(1, 166481150), (2, 83240575), (5, 33296230), (10, 16648115), (11, 15134650), (22, 7567325), (25, 6659246), (50, 3329623), (55, 3026930), (109, 1527350), (110, 1513465), (218, 763675), (275, 605386), (545, 305470), (550, 302693), (1090, 152735), (1199, 138850), (2398, 69425), (2725, 61094), (2777, 59950), (5450, 30547), (5554, 29975), (5995, 27770), (11990, 13885)]