1688897215

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 2283785280

約数和(自身を除く): 594888065

約数列:

[1, 5, 17, 29, 41, 85, 145, 205, 289, 493, 697, 983, 1189, 1445, 2465, 3485, 4915, 5945, 8381, 11849, 16711, 20213, 28507, 40303, 41905, 59245, 83555, 101065, 142535, 201515, 284087, 343621, 484619, 685151, 1168787, 1420435, 1718105, 2423095, 3425755, 5843935, 8238523, 11647567, 19869379, 41192615, 58237835, 99346895, 337779443, 1688897215]

約数ペア:

[(1, 1688897215), (5, 337779443), (17, 99346895), (29, 58237835), (41, 41192615), (85, 19869379), (145, 11647567), (205, 8238523), (289, 5843935), (493, 3425755), (697, 2423095), (983, 1718105), (1189, 1420435), (1445, 1168787), (2465, 685151), (3485, 484619), (4915, 343621), (5945, 284087), (8381, 201515), (11849, 142535), (16711, 101065), (20213, 83555), (28507, 59245), (40303, 41905)]