68746750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 139164480

約数和(自身を除く): 70417730

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 125, 190, 205, 250, 353, 410, 475, 706, 779, 950, 1025, 1558, 1765, 2050, 2375, 3530, 3895, 4750, 5125, 6707, 7790, 8825, 10250, 13414, 14473, 17650, 19475, 28946, 33535, 38950, 44125, 67070, 72365, 88250, 97375, 144730, 167675, 194750, 274987, 335350, 361825, 549974, 723650, 838375, 1374935, 1676750, 1809125, 2749870, 3618250, 6874675, 13749350, 34373375, 68746750]

約数ペア:

[(1, 68746750), (2, 34373375), (5, 13749350), (10, 6874675), (19, 3618250), (25, 2749870), (38, 1809125), (41, 1676750), (50, 1374935), (82, 838375), (95, 723650), (125, 549974), (190, 361825), (205, 335350), (250, 274987), (353, 194750), (410, 167675), (475, 144730), (706, 97375), (779, 88250), (950, 72365), (1025, 67070), (1558, 44125), (1765, 38950), (2050, 33535), (2375, 28946), (3530, 19475), (3895, 17650), (4750, 14473), (5125, 13414), (6707, 10250), (7790, 8825)]