248312080

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{7589}}^1$

素因数の和:8011

約数の個数: 40

約数和(自身を含む): 578813400

約数和(自身を除く): 330501320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 7589, 8180, 15178, 16360, 30356, 32720, 37945, 60712, 75890, 121424, 151780, 303560, 607120, 3103901, 6207802, 12415604, 15519505, 24831208, 31039010, 49662416, 62078020, 124156040, 248312080]

約数ペア:

[(1, 248312080), (2, 124156040), (4, 62078020), (5, 49662416), (8, 31039010), (10, 24831208), (16, 15519505), (20, 12415604), (40, 6207802), (80, 3103901), (409, 607120), (818, 303560), (1636, 151780), (2045, 121424), (3272, 75890), (4090, 60712), (6544, 37945), (7589, 32720), (8180, 30356), (15178, 16360)]