144321640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{88001}}^1$

素因数の和:88053

約数の個数: 32

約数和(自身を含む): 332647560

約数和(自身を除く): 188325920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 88001, 176002, 352004, 440005, 704008, 880010, 1760020, 3520040, 3608041, 7216082, 14432164, 18040205, 28864328, 36080410, 72160820, 144321640]

約数ペア:

[(1, 144321640), (2, 72160820), (4, 36080410), (5, 28864328), (8, 18040205), (10, 14432164), (20, 7216082), (40, 3608041), (41, 3520040), (82, 1760020), (164, 880010), (205, 704008), (328, 440005), (410, 352004), (820, 176002), (1640, 88001)]