67487920

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1613}}^1$

素因数の和:2149

約数の個数: 40

約数和(自身を含む): 157306896

約数和(自身を除く): 89818976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 1046, 1613, 2092, 2615, 3226, 4184, 5230, 6452, 8065, 8368, 10460, 12904, 16130, 20920, 25808, 32260, 41840, 64520, 129040, 843599, 1687198, 3374396, 4217995, 6748792, 8435990, 13497584, 16871980, 33743960, 67487920]

約数ペア:

[(1, 67487920), (2, 33743960), (4, 16871980), (5, 13497584), (8, 8435990), (10, 6748792), (16, 4217995), (20, 3374396), (40, 1687198), (80, 843599), (523, 129040), (1046, 64520), (1613, 41840), (2092, 32260), (2615, 25808), (3226, 20920), (4184, 16130), (5230, 12904), (6452, 10460), (8065, 8368)]