199487680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89057}}^1$

素因数の和:89081

約数の個数: 56

約数和(自身を含む): 542897568

約数和(自身を除く): 343409888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 89057, 178114, 356228, 445285, 623399, 712456, 890570, 1246798, 1424912, 1781140, 2493596, 2849824, 3116995, 3562280, 4987192, 5699648, 6233990, 7124560, 9974384, 12467980, 14249120, 19948768, 24935960, 28498240, 39897536, 49871920, 99743840, 199487680]

約数ペア:

[(1, 199487680), (2, 99743840), (4, 49871920), (5, 39897536), (7, 28498240), (8, 24935960), (10, 19948768), (14, 14249120), (16, 12467980), (20, 9974384), (28, 7124560), (32, 6233990), (35, 5699648), (40, 4987192), (56, 3562280), (64, 3116995), (70, 2849824), (80, 2493596), (112, 1781140), (140, 1424912), (160, 1246798), (224, 890570), (280, 712456), (320, 623399), (448, 445285), (560, 356228), (1120, 178114), (2240, 89057)]