71182960

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4217}}^1$

素因数の和:4441

約数の個数: 40

約数和(自身を含む): 166324176

約数和(自身を除く): 95141216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4217, 4220, 8434, 8440, 16868, 16880, 21085, 33736, 42170, 67472, 84340, 168680, 337360, 889787, 1779574, 3559148, 4448935, 7118296, 8897870, 14236592, 17795740, 35591480, 71182960]

約数ペア:

[(1, 71182960), (2, 35591480), (4, 17795740), (5, 14236592), (8, 8897870), (10, 7118296), (16, 4448935), (20, 3559148), (40, 1779574), (80, 889787), (211, 337360), (422, 168680), (844, 84340), (1055, 67472), (1688, 42170), (2110, 33736), (3376, 21085), (4217, 16880), (4220, 16868), (8434, 8440)]