863850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 2312352

約数和(自身を除く): 1448502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 443, 650, 886, 975, 1329, 1950, 2215, 2658, 4430, 5759, 6645, 11075, 11518, 13290, 17277, 22150, 28795, 33225, 34554, 57590, 66450, 86385, 143975, 172770, 287950, 431925, 863850]

約数ペア:

[(1, 863850), (2, 431925), (3, 287950), (5, 172770), (6, 143975), (10, 86385), (13, 66450), (15, 57590), (25, 34554), (26, 33225), (30, 28795), (39, 22150), (50, 17277), (65, 13290), (75, 11518), (78, 11075), (130, 6645), (150, 5759), (195, 4430), (325, 2658), (390, 2215), (443, 1950), (650, 1329), (886, 975)]