168207920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56827}}^1$

素因数の和:56877

約数の個数: 40

約数和(自身を含む): 401660304

約数和(自身を除く): 233452384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 56827, 113654, 227308, 284135, 454616, 568270, 909232, 1136540, 2102599, 2273080, 4205198, 4546160, 8410396, 10512995, 16820792, 21025990, 33641584, 42051980, 84103960, 168207920]

約数ペア:

[(1, 168207920), (2, 84103960), (4, 42051980), (5, 33641584), (8, 21025990), (10, 16820792), (16, 10512995), (20, 8410396), (37, 4546160), (40, 4205198), (74, 2273080), (80, 2102599), (148, 1136540), (185, 909232), (296, 568270), (370, 454616), (592, 284135), (740, 227308), (1480, 113654), (2960, 56827)]