168480080

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7829}}^1$

素因数の和:8111

約数の個数: 40

約数和(自身を含む): 393222600

約数和(自身を除く): 224742520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 7829, 10760, 15658, 21520, 31316, 39145, 62632, 78290, 125264, 156580, 313160, 626320, 2106001, 4212002, 8424004, 10530005, 16848008, 21060010, 33696016, 42120020, 84240040, 168480080]

約数ペア:

[(1, 168480080), (2, 84240040), (4, 42120020), (5, 33696016), (8, 21060010), (10, 16848008), (16, 10530005), (20, 8424004), (40, 4212002), (80, 2106001), (269, 626320), (538, 313160), (1076, 156580), (1345, 125264), (2152, 78290), (2690, 62632), (4304, 39145), (5380, 31316), (7829, 21520), (10760, 15658)]