51282440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4019}}^1$

素因数の和:4070

約数の個数: 64

約数和(自身を含む): 130248000

約数和(自身を除く): 78965560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 4019, 6380, 8038, 12760, 16076, 20095, 32152, 40190, 44209, 80380, 88418, 116551, 160760, 176836, 221045, 233102, 353672, 442090, 466204, 582755, 884180, 932408, 1165510, 1282061, 1768360, 2331020, 2564122, 4662040, 5128244, 6410305, 10256488, 12820610, 25641220, 51282440]

約数ペア:

[(1, 51282440), (2, 25641220), (4, 12820610), (5, 10256488), (8, 6410305), (10, 5128244), (11, 4662040), (20, 2564122), (22, 2331020), (29, 1768360), (40, 1282061), (44, 1165510), (55, 932408), (58, 884180), (88, 582755), (110, 466204), (116, 442090), (145, 353672), (220, 233102), (232, 221045), (290, 176836), (319, 160760), (440, 116551), (580, 88418), (638, 80380), (1160, 44209), (1276, 40190), (1595, 32152), (2552, 20095), (3190, 16076), (4019, 12760), (6380, 8038)]