20234025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 42943680

約数和(自身を除く): 22709655

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 29, 35, 45, 63, 75, 87, 105, 145, 175, 203, 225, 261, 315, 435, 443, 525, 609, 725, 1015, 1305, 1329, 1575, 1827, 2175, 2215, 3045, 3101, 3987, 5075, 6525, 6645, 9135, 9303, 11075, 12847, 15225, 15505, 19935, 27909, 33225, 38541, 45675, 46515, 64235, 77525, 89929, 99675, 115623, 139545, 192705, 232575, 269787, 321175, 449645, 578115, 697725, 809361, 963525, 1348935, 2248225, 2890575, 4046805, 6744675, 20234025]

約数ペア:

[(1, 20234025), (3, 6744675), (5, 4046805), (7, 2890575), (9, 2248225), (15, 1348935), (21, 963525), (25, 809361), (29, 697725), (35, 578115), (45, 449645), (63, 321175), (75, 269787), (87, 232575), (105, 192705), (145, 139545), (175, 115623), (203, 99675), (225, 89929), (261, 77525), (315, 64235), (435, 46515), (443, 45675), (525, 38541), (609, 33225), (725, 27909), (1015, 19935), (1305, 15505), (1329, 15225), (1575, 12847), (1827, 11075), (2175, 9303), (2215, 9135), (3045, 6645), (3101, 6525), (3987, 5075)]