200021004

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{677}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 525666960

約数和(自身を除く): 325645956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 283, 348, 522, 566, 677, 849, 1044, 1132, 1354, 1698, 2031, 2547, 2708, 3396, 4062, 5094, 6093, 8124, 8207, 10188, 12186, 16414, 19633, 24372, 24621, 32828, 39266, 49242, 58899, 73863, 78532, 98484, 117798, 147726, 176697, 191591, 235596, 295452, 353394, 383182, 574773, 706788, 766364, 1149546, 1724319, 2299092, 3448638, 5556139, 6897276, 11112278, 16668417, 22224556, 33336834, 50005251, 66673668, 100010502, 200021004]

約数ペア:

[(1, 200021004), (2, 100010502), (3, 66673668), (4, 50005251), (6, 33336834), (9, 22224556), (12, 16668417), (18, 11112278), (29, 6897276), (36, 5556139), (58, 3448638), (87, 2299092), (116, 1724319), (174, 1149546), (261, 766364), (283, 706788), (348, 574773), (522, 383182), (566, 353394), (677, 295452), (849, 235596), (1044, 191591), (1132, 176697), (1354, 147726), (1698, 117798), (2031, 98484), (2547, 78532), (2708, 73863), (3396, 58899), (4062, 49242), (5094, 39266), (6093, 32828), (8124, 24621), (8207, 24372), (10188, 19633), (12186, 16414)]