2105655175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6551}}^1$

素因数の和:6640

約数の個数: 48

約数和(自身を含む): 3002807808

約数和(自身を除く): 897152633

約数列:

[1, 5, 13, 23, 25, 43, 65, 115, 215, 299, 325, 559, 575, 989, 1075, 1495, 2795, 4945, 6551, 7475, 12857, 13975, 24725, 32755, 64285, 85163, 150673, 163775, 281693, 321425, 425815, 753365, 1408465, 1958749, 2129075, 3662009, 3766825, 6478939, 7042325, 9793745, 18310045, 32394695, 48968725, 84226207, 91550225, 161973475, 421131035, 2105655175]

約数ペア:

[(1, 2105655175), (5, 421131035), (13, 161973475), (23, 91550225), (25, 84226207), (43, 48968725), (65, 32394695), (115, 18310045), (215, 9793745), (299, 7042325), (325, 6478939), (559, 3766825), (575, 3662009), (989, 2129075), (1075, 1958749), (1495, 1408465), (2795, 753365), (4945, 425815), (6551, 321425), (7475, 281693), (12857, 163775), (13975, 150673), (24725, 85163), (32755, 64285)]