198800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{71}}^1$

素因数の和:96

約数の個数: 60

約数和(自身を含む): 553536

約数和(自身を除く): 354736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 175, 200, 280, 284, 350, 355, 400, 497, 560, 568, 700, 710, 994, 1136, 1400, 1420, 1775, 1988, 2485, 2800, 2840, 3550, 3976, 4970, 5680, 7100, 7952, 9940, 12425, 14200, 19880, 24850, 28400, 39760, 49700, 99400, 198800]

約数ペア:

[(1, 198800), (2, 99400), (4, 49700), (5, 39760), (7, 28400), (8, 24850), (10, 19880), (14, 14200), (16, 12425), (20, 9940), (25, 7952), (28, 7100), (35, 5680), (40, 4970), (50, 3976), (56, 3550), (70, 2840), (71, 2800), (80, 2485), (100, 1988), (112, 1775), (140, 1420), (142, 1400), (175, 1136), (200, 994), (280, 710), (284, 700), (350, 568), (355, 560), (400, 497)]