31278900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2543}}^1$

素因数の和:2601

約数の個数: 72

約数和(自身を含む): 92744064

約数和(自身を除く): 61465164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 150, 164, 205, 246, 300, 410, 492, 615, 820, 1025, 1230, 2050, 2460, 2543, 3075, 4100, 5086, 6150, 7629, 10172, 12300, 12715, 15258, 25430, 30516, 38145, 50860, 63575, 76290, 104263, 127150, 152580, 190725, 208526, 254300, 312789, 381450, 417052, 521315, 625578, 762900, 1042630, 1251156, 1563945, 2085260, 2606575, 3127890, 5213150, 6255780, 7819725, 10426300, 15639450, 31278900]

約数ペア:

[(1, 31278900), (2, 15639450), (3, 10426300), (4, 7819725), (5, 6255780), (6, 5213150), (10, 3127890), (12, 2606575), (15, 2085260), (20, 1563945), (25, 1251156), (30, 1042630), (41, 762900), (50, 625578), (60, 521315), (75, 417052), (82, 381450), (100, 312789), (123, 254300), (150, 208526), (164, 190725), (205, 152580), (246, 127150), (300, 104263), (410, 76290), (492, 63575), (615, 50860), (820, 38145), (1025, 30516), (1230, 25430), (2050, 15258), (2460, 12715), (2543, 12300), (3075, 10172), (4100, 7629), (5086, 6150)]