87243080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53197}}^1$

素因数の和:53249

約数の個数: 32

約数和(自身を含む): 201088440

約数和(自身を除く): 113845360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 53197, 106394, 212788, 265985, 425576, 531970, 1063940, 2127880, 2181077, 4362154, 8724308, 10905385, 17448616, 21810770, 43621540, 87243080]

約数ペア:

[(1, 87243080), (2, 43621540), (4, 21810770), (5, 17448616), (8, 10905385), (10, 8724308), (20, 4362154), (40, 2181077), (41, 2127880), (82, 1063940), (164, 531970), (205, 425576), (328, 265985), (410, 212788), (820, 106394), (1640, 53197)]