68949580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15887}}^1$

素因数の和:15934

約数の個数: 48

約数和(自身を含む): 170827776

約数和(自身を除く): 101878196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 15887, 31774, 63548, 79435, 111209, 158870, 222418, 317740, 444836, 492497, 556045, 984994, 1112090, 1969988, 2224180, 2462485, 3447479, 4924970, 6894958, 9849940, 13789916, 17237395, 34474790, 68949580]

約数ペア:

[(1, 68949580), (2, 34474790), (4, 17237395), (5, 13789916), (7, 9849940), (10, 6894958), (14, 4924970), (20, 3447479), (28, 2462485), (31, 2224180), (35, 1969988), (62, 1112090), (70, 984994), (124, 556045), (140, 492497), (155, 444836), (217, 317740), (310, 222418), (434, 158870), (620, 111209), (868, 79435), (1085, 63548), (2170, 31774), (4340, 15887)]