68795020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{70199}}^1$

素因数の和:70222

約数の個数: 36

約数和(自身を含む): 168058800

約数和(自身を除く): 99263780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 70199, 140398, 280796, 350995, 491393, 701990, 982786, 1403980, 1965572, 2456965, 3439751, 4913930, 6879502, 9827860, 13759004, 17198755, 34397510, 68795020]

約数ペア:

[(1, 68795020), (2, 34397510), (4, 17198755), (5, 13759004), (7, 9827860), (10, 6879502), (14, 4913930), (20, 3439751), (28, 2456965), (35, 1965572), (49, 1403980), (70, 982786), (98, 701990), (140, 491393), (196, 350995), (245, 280796), (490, 140398), (980, 70199)]