2862081520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{2371}}^1$

素因数の和:2654

約数の個数: 80

約数和(自身を含む): 6776709120

約数和(自身を除く): 3914627600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 191, 316, 382, 395, 632, 764, 790, 955, 1264, 1528, 1580, 1910, 2371, 3056, 3160, 3820, 4742, 6320, 7640, 9484, 11855, 15089, 15280, 18968, 23710, 30178, 37936, 47420, 60356, 75445, 94840, 120712, 150890, 187309, 189680, 241424, 301780, 374618, 452861, 603560, 749236, 905722, 936545, 1207120, 1498472, 1811444, 1873090, 2264305, 2996944, 3622888, 3746180, 4528610, 7245776, 7492360, 9057220, 14984720, 18114440, 35776019, 36228880, 71552038, 143104076, 178880095, 286208152, 357760190, 572416304, 715520380, 1431040760, 2862081520]

約数ペア:

[(1, 2862081520), (2, 1431040760), (4, 715520380), (5, 572416304), (8, 357760190), (10, 286208152), (16, 178880095), (20, 143104076), (40, 71552038), (79, 36228880), (80, 35776019), (158, 18114440), (191, 14984720), (316, 9057220), (382, 7492360), (395, 7245776), (632, 4528610), (764, 3746180), (790, 3622888), (955, 2996944), (1264, 2264305), (1528, 1873090), (1580, 1811444), (1910, 1498472), (2371, 1207120), (3056, 936545), (3160, 905722), (3820, 749236), (4742, 603560), (6320, 452861), (7640, 374618), (9484, 301780), (11855, 241424), (15089, 189680), (15280, 187309), (18968, 150890), (23710, 120712), (30178, 94840), (37936, 75445), (47420, 60356)]