130305520

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{8999}}^1$

素因数の和:9193

約数の個数: 40

約数和(自身を含む): 304668000

約数和(自身を除く): 174362480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 8999, 14480, 17998, 35996, 44995, 71992, 89990, 143984, 179980, 359960, 719920, 1628819, 3257638, 6515276, 8144095, 13030552, 16288190, 26061104, 32576380, 65152760, 130305520]

約数ペア:

[(1, 130305520), (2, 65152760), (4, 32576380), (5, 26061104), (8, 16288190), (10, 13030552), (16, 8144095), (20, 6515276), (40, 3257638), (80, 1628819), (181, 719920), (362, 359960), (724, 179980), (905, 143984), (1448, 89990), (1810, 71992), (2896, 44995), (3620, 35996), (7240, 17998), (8999, 14480)]