68547500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{3917}}^1$

素因数の和:3948

約数の個数: 60

約数和(自身を含む): 171357648

約数和(自身を除く): 102810148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 3917, 4375, 7834, 8750, 15668, 17500, 19585, 27419, 39170, 54838, 78340, 97925, 109676, 137095, 195850, 274190, 391700, 489625, 548380, 685475, 979250, 1370950, 1958500, 2448125, 2741900, 3427375, 4896250, 6854750, 9792500, 13709500, 17136875, 34273750, 68547500]

約数ペア:

[(1, 68547500), (2, 34273750), (4, 17136875), (5, 13709500), (7, 9792500), (10, 6854750), (14, 4896250), (20, 3427375), (25, 2741900), (28, 2448125), (35, 1958500), (50, 1370950), (70, 979250), (100, 685475), (125, 548380), (140, 489625), (175, 391700), (250, 274190), (350, 195850), (500, 137095), (625, 109676), (700, 97925), (875, 78340), (1250, 54838), (1750, 39170), (2500, 27419), (3500, 19585), (3917, 17500), (4375, 15668), (7834, 8750)]