199315840

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10739}}^1$

素因数の和:10787

約数の個数: 64

約数和(自身を含む): 492966000

約数和(自身を除く): 293650160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4640, 9280, 10739, 18560, 21478, 42956, 53695, 85912, 107390, 171824, 214780, 311431, 343648, 429560, 622862, 687296, 859120, 1245724, 1374592, 1557155, 1718240, 2491448, 3114310, 3436480, 4982896, 6228620, 6872960, 9965792, 12457240, 19931584, 24914480, 39863168, 49828960, 99657920, 199315840]

約数ペア:

[(1, 199315840), (2, 99657920), (4, 49828960), (5, 39863168), (8, 24914480), (10, 19931584), (16, 12457240), (20, 9965792), (29, 6872960), (32, 6228620), (40, 4982896), (58, 3436480), (64, 3114310), (80, 2491448), (116, 1718240), (128, 1557155), (145, 1374592), (160, 1245724), (232, 859120), (290, 687296), (320, 622862), (464, 429560), (580, 343648), (640, 311431), (928, 214780), (1160, 171824), (1856, 107390), (2320, 85912), (3712, 53695), (4640, 42956), (9280, 21478), (10739, 18560)]