312520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 758520

約数和(自身を除く): 446000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 601, 1202, 2404, 3005, 4808, 6010, 7813, 12020, 15626, 24040, 31252, 39065, 62504, 78130, 156260, 312520]

約数ペア:

[(1, 312520), (2, 156260), (4, 78130), (5, 62504), (8, 39065), (10, 31252), (13, 24040), (20, 15626), (26, 12020), (40, 7813), (52, 6010), (65, 4808), (104, 3005), (130, 2404), (260, 1202), (520, 601)]