155408080

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{7013}}^1$

素因数の和:7303

約数の個数: 40

約数和(自身を含む): 362679912

約数和(自身を除く): 207271832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 4432, 5540, 7013, 11080, 14026, 22160, 28052, 35065, 56104, 70130, 112208, 140260, 280520, 561040, 1942601, 3885202, 7770404, 9713005, 15540808, 19426010, 31081616, 38852020, 77704040, 155408080]

約数ペア:

[(1, 155408080), (2, 77704040), (4, 38852020), (5, 31081616), (8, 19426010), (10, 15540808), (16, 9713005), (20, 7770404), (40, 3885202), (80, 1942601), (277, 561040), (554, 280520), (1108, 140260), (1385, 112208), (2216, 70130), (2770, 56104), (4432, 35065), (5540, 28052), (7013, 22160), (11080, 14026)]