81466600

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 198257400

約数和(自身を除く): 116790800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 101, 109, 148, 185, 200, 202, 218, 296, 370, 404, 436, 505, 545, 740, 808, 872, 925, 1010, 1090, 1480, 1850, 2020, 2180, 2525, 2725, 3700, 3737, 4033, 4040, 4360, 5050, 5450, 7400, 7474, 8066, 10100, 10900, 11009, 14948, 16132, 18685, 20165, 20200, 21800, 22018, 29896, 32264, 37370, 40330, 44036, 55045, 74740, 80660, 88072, 93425, 100825, 110090, 149480, 161320, 186850, 201650, 220180, 275225, 373700, 403300, 407333, 440360, 550450, 747400, 806600, 814666, 1100900, 1629332, 2036665, 2201800, 3258664, 4073330, 8146660, 10183325, 16293320, 20366650, 40733300, 81466600]

約数ペア:

[(1, 81466600), (2, 40733300), (4, 20366650), (5, 16293320), (8, 10183325), (10, 8146660), (20, 4073330), (25, 3258664), (37, 2201800), (40, 2036665), (50, 1629332), (74, 1100900), (100, 814666), (101, 806600), (109, 747400), (148, 550450), (185, 440360), (200, 407333), (202, 403300), (218, 373700), (296, 275225), (370, 220180), (404, 201650), (436, 186850), (505, 161320), (545, 149480), (740, 110090), (808, 100825), (872, 93425), (925, 88072), (1010, 80660), (1090, 74740), (1480, 55045), (1850, 44036), (2020, 40330), (2180, 37370), (2525, 32264), (2725, 29896), (3700, 22018), (3737, 21800), (4033, 20200), (4040, 20165), (4360, 18685), (5050, 16132), (5450, 14948), (7400, 11009), (7474, 10900), (8066, 10100)]