87787930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2939}}^1$

素因数の和:3078

約数の個数: 32

約数和(自身を含む): 165110400

約数和(自身を除く): 77322470

約数列:

[1, 2, 5, 10, 29, 58, 103, 145, 206, 290, 515, 1030, 2939, 2987, 5878, 5974, 14695, 14935, 29390, 29870, 85231, 170462, 302717, 426155, 605434, 852310, 1513585, 3027170, 8778793, 17557586, 43893965, 87787930]

約数ペア:

[(1, 87787930), (2, 43893965), (5, 17557586), (10, 8778793), (29, 3027170), (58, 1513585), (103, 852310), (145, 605434), (206, 426155), (290, 302717), (515, 170462), (1030, 85231), (2939, 29870), (2987, 29390), (5878, 14935), (5974, 14695)]