42104665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 60203520

約数和(自身を除く): 18098855

約数列:

[1, 5, 17, 19, 29, 31, 85, 95, 145, 155, 323, 493, 527, 551, 589, 841, 899, 1615, 2465, 2635, 2755, 2945, 4205, 4495, 9367, 10013, 14297, 15283, 15979, 17081, 26071, 46835, 50065, 71485, 76415, 79895, 85405, 130355, 271643, 290377, 443207, 495349, 1358215, 1451885, 2216035, 2476745, 8420933, 42104665]

約数ペア:

[(1, 42104665), (5, 8420933), (17, 2476745), (19, 2216035), (29, 1451885), (31, 1358215), (85, 495349), (95, 443207), (145, 290377), (155, 271643), (323, 130355), (493, 85405), (527, 79895), (551, 76415), (589, 71485), (841, 50065), (899, 46835), (1615, 26071), (2465, 17081), (2635, 15979), (2755, 15283), (2945, 14297), (4205, 10013), (4495, 9367)]