1320358165

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3187}}^1$

素因数の和:3314

約数の個数: 48

約数和(自身を含む): 1962532800

約数和(自身を除く): 642174635

約数列:

[1, 5, 7, 19, 35, 49, 89, 95, 133, 245, 445, 623, 665, 931, 1691, 3115, 3187, 4361, 4655, 8455, 11837, 15935, 21805, 22309, 59185, 60553, 82859, 111545, 156163, 283643, 302765, 414295, 423871, 780815, 1418215, 1985501, 2119355, 2967097, 5389217, 9927505, 13898507, 14835485, 26946085, 37724519, 69492535, 188622595, 264071633, 1320358165]

約数ペア:

[(1, 1320358165), (5, 264071633), (7, 188622595), (19, 69492535), (35, 37724519), (49, 26946085), (89, 14835485), (95, 13898507), (133, 9927505), (245, 5389217), (445, 2967097), (623, 2119355), (665, 1985501), (931, 1418215), (1691, 780815), (3115, 423871), (3187, 414295), (4361, 302765), (4655, 283643), (8455, 156163), (11837, 111545), (15935, 82859), (21805, 60553), (22309, 59185)]