319900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{457}}^1$

素因数の和:478

約数の個数: 36

約数和(自身を含む): 795088

約数和(自身を除く): 475188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 457, 700, 914, 1828, 2285, 3199, 4570, 6398, 9140, 11425, 12796, 15995, 22850, 31990, 45700, 63980, 79975, 159950, 319900]

約数ペア:

[(1, 319900), (2, 159950), (4, 79975), (5, 63980), (7, 45700), (10, 31990), (14, 22850), (20, 15995), (25, 12796), (28, 11425), (35, 9140), (50, 6398), (70, 4570), (100, 3199), (140, 2285), (175, 1828), (350, 914), (457, 700)]