80651715

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 52404285

約数列:

[1, 3, 5, 15, 41, 123, 199, 205, 597, 615, 659, 995, 1977, 2985, 3295, 8159, 9885, 24477, 27019, 40795, 81057, 122385, 131141, 135095, 393423, 405285, 655705, 1967115, 5376781, 16130343, 26883905, 80651715]

約数ペア:

[(1, 80651715), (3, 26883905), (5, 16130343), (15, 5376781), (41, 1967115), (123, 655705), (199, 405285), (205, 393423), (597, 135095), (615, 131141), (659, 122385), (995, 81057), (1977, 40795), (2985, 27019), (3295, 24477), (8159, 9885)]