80999750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{24923}}^1$

素因数の和:24953

約数の個数: 32

約数和(自身を含む): 163302048

約数和(自身を除く): 82302298

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 24923, 49846, 124615, 249230, 323999, 623075, 647998, 1246150, 1619995, 3115375, 3239990, 6230750, 8099975, 16199950, 40499875, 80999750]

約数ペア:

[(1, 80999750), (2, 40499875), (5, 16199950), (10, 8099975), (13, 6230750), (25, 3239990), (26, 3115375), (50, 1619995), (65, 1246150), (125, 647998), (130, 623075), (250, 323999), (325, 249230), (650, 124615), (1625, 49846), (3250, 24923)]