81056700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{10007}}^1$

素因数の和:10033

約数の個数: 90

約数和(自身を含む): 262780056

約数和(自身を除く): 181723356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 10007, 20014, 30021, 40028, 50035, 60042, 90063, 100070, 120084, 150105, 180126, 200140, 250175, 270189, 300210, 360252, 450315, 500350, 540378, 600420, 750525, 810567, 900630, 1000700, 1080756, 1350945, 1501050, 1621134, 1801260, 2251575, 2701890, 3002100, 3242268, 4052835, 4503150, 5403780, 6754725, 8105670, 9006300, 13509450, 16211340, 20264175, 27018900, 40528350, 81056700]

約数ペア:

[(1, 81056700), (2, 40528350), (3, 27018900), (4, 20264175), (5, 16211340), (6, 13509450), (9, 9006300), (10, 8105670), (12, 6754725), (15, 5403780), (18, 4503150), (20, 4052835), (25, 3242268), (27, 3002100), (30, 2701890), (36, 2251575), (45, 1801260), (50, 1621134), (54, 1501050), (60, 1350945), (75, 1080756), (81, 1000700), (90, 900630), (100, 810567), (108, 750525), (135, 600420), (150, 540378), (162, 500350), (180, 450315), (225, 360252), (270, 300210), (300, 270189), (324, 250175), (405, 200140), (450, 180126), (540, 150105), (675, 120084), (810, 100070), (900, 90063), (1350, 60042), (1620, 50035), (2025, 40028), (2700, 30021), (4050, 20014), (8100, 10007)]