83978800

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3046

約数の個数: 60

約数和(自身を含む): 204669936

約数和(自身を除く): 120691136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1420, 1775, 2840, 2957, 3550, 5680, 5914, 7100, 11828, 14200, 14785, 23656, 28400, 29570, 47312, 59140, 73925, 118280, 147850, 209947, 236560, 295700, 419894, 591400, 839788, 1049735, 1182800, 1679576, 2099470, 3359152, 4198940, 5248675, 8397880, 10497350, 16795760, 20994700, 41989400, 83978800]

約数ペア:

[(1, 83978800), (2, 41989400), (4, 20994700), (5, 16795760), (8, 10497350), (10, 8397880), (16, 5248675), (20, 4198940), (25, 3359152), (40, 2099470), (50, 1679576), (71, 1182800), (80, 1049735), (100, 839788), (142, 591400), (200, 419894), (284, 295700), (355, 236560), (400, 209947), (568, 147850), (710, 118280), (1136, 73925), (1420, 59140), (1775, 47312), (2840, 29570), (2957, 28400), (3550, 23656), (5680, 14785), (5914, 14200), (7100, 11828)]