98998880

素因数分解:

$2^5\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1543}}^1$

素因数の和:1959

約数の個数: 48

約数和(自身を含む): 234620064

約数和(自身を除く): 135621184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 401, 802, 1543, 1604, 2005, 3086, 3208, 4010, 6172, 6416, 7715, 8020, 12344, 12832, 15430, 16040, 24688, 30860, 32080, 49376, 61720, 64160, 123440, 246880, 618743, 1237486, 2474972, 3093715, 4949944, 6187430, 9899888, 12374860, 19799776, 24749720, 49499440, 98998880]

約数ペア:

[(1, 98998880), (2, 49499440), (4, 24749720), (5, 19799776), (8, 12374860), (10, 9899888), (16, 6187430), (20, 4949944), (32, 3093715), (40, 2474972), (80, 1237486), (160, 618743), (401, 246880), (802, 123440), (1543, 64160), (1604, 61720), (2005, 49376), (3086, 32080), (3208, 30860), (4010, 24688), (6172, 16040), (6416, 15430), (7715, 12832), (8020, 12344)]