9719900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 54

約数和(自身を含む): 21982968

約数和(自身を除く): 12263068

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 71, 74, 100, 142, 148, 185, 284, 355, 370, 710, 740, 925, 1369, 1420, 1775, 1850, 2627, 2738, 3550, 3700, 5254, 5476, 6845, 7100, 10508, 13135, 13690, 26270, 27380, 34225, 52540, 65675, 68450, 97199, 131350, 136900, 194398, 262700, 388796, 485995, 971990, 1943980, 2429975, 4859950, 9719900]

約数ペア:

[(1, 9719900), (2, 4859950), (4, 2429975), (5, 1943980), (10, 971990), (20, 485995), (25, 388796), (37, 262700), (50, 194398), (71, 136900), (74, 131350), (100, 97199), (142, 68450), (148, 65675), (185, 52540), (284, 34225), (355, 27380), (370, 26270), (710, 13690), (740, 13135), (925, 10508), (1369, 7100), (1420, 6845), (1775, 5476), (1850, 5254), (2627, 3700), (2738, 3550)]