68392400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8999}}^1$

素因数の和:9036

約数の個数: 60

約数和(自身を含む): 172980000

約数和(自身を除く): 104587600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 8999, 17998, 35996, 44995, 71992, 89990, 143984, 170981, 179980, 224975, 341962, 359960, 449950, 683924, 719920, 854905, 899900, 1367848, 1709810, 1799800, 2735696, 3419620, 3599600, 4274525, 6839240, 8549050, 13678480, 17098100, 34196200, 68392400]

約数ペア:

[(1, 68392400), (2, 34196200), (4, 17098100), (5, 13678480), (8, 8549050), (10, 6839240), (16, 4274525), (19, 3599600), (20, 3419620), (25, 2735696), (38, 1799800), (40, 1709810), (50, 1367848), (76, 899900), (80, 854905), (95, 719920), (100, 683924), (152, 449950), (190, 359960), (200, 341962), (304, 224975), (380, 179980), (400, 170981), (475, 143984), (760, 89990), (950, 71992), (1520, 44995), (1900, 35996), (3800, 17998), (7600, 8999)]