53408240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:930

約数の個数: 80

約数和(自身を含む): 134053920

約数和(自身を除く): 80645680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 857, 1520, 1558, 1640, 1714, 3116, 3280, 3428, 3895, 4285, 6232, 6856, 7790, 8570, 12464, 13712, 15580, 16283, 17140, 31160, 32566, 34280, 35137, 62320, 65132, 68560, 70274, 81415, 130264, 140548, 162830, 175685, 260528, 281096, 325660, 351370, 562192, 651320, 667603, 702740, 1302640, 1335206, 1405480, 2670412, 2810960, 3338015, 5340824, 6676030, 10681648, 13352060, 26704120, 53408240]

約数ペア:

[(1, 53408240), (2, 26704120), (4, 13352060), (5, 10681648), (8, 6676030), (10, 5340824), (16, 3338015), (19, 2810960), (20, 2670412), (38, 1405480), (40, 1335206), (41, 1302640), (76, 702740), (80, 667603), (82, 651320), (95, 562192), (152, 351370), (164, 325660), (190, 281096), (205, 260528), (304, 175685), (328, 162830), (380, 140548), (410, 130264), (656, 81415), (760, 70274), (779, 68560), (820, 65132), (857, 62320), (1520, 35137), (1558, 34280), (1640, 32566), (1714, 31160), (3116, 17140), (3280, 16283), (3428, 15580), (3895, 13712), (4285, 12464), (6232, 8570), (6856, 7790)]