55640900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{787}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 139532736

約数和(自身を除く): 83891836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 140, 175, 202, 350, 404, 505, 700, 707, 787, 1010, 1414, 1574, 2020, 2525, 2828, 3148, 3535, 3935, 5050, 5509, 7070, 7870, 10100, 11018, 14140, 15740, 17675, 19675, 22036, 27545, 35350, 39350, 55090, 70700, 78700, 79487, 110180, 137725, 158974, 275450, 317948, 397435, 550900, 556409, 794870, 1112818, 1589740, 1987175, 2225636, 2782045, 3974350, 5564090, 7948700, 11128180, 13910225, 27820450, 55640900]

約数ペア:

[(1, 55640900), (2, 27820450), (4, 13910225), (5, 11128180), (7, 7948700), (10, 5564090), (14, 3974350), (20, 2782045), (25, 2225636), (28, 1987175), (35, 1589740), (50, 1112818), (70, 794870), (100, 556409), (101, 550900), (140, 397435), (175, 317948), (202, 275450), (350, 158974), (404, 137725), (505, 110180), (700, 79487), (707, 78700), (787, 70700), (1010, 55090), (1414, 39350), (1574, 35350), (2020, 27545), (2525, 22036), (2828, 19675), (3148, 17675), (3535, 15740), (3935, 14140), (5050, 11018), (5509, 10100), (7070, 7870)]