101560280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61927}}^1$

素因数の和:61979

約数の個数: 32

約数和(自身を含む): 234087840

約数和(自身を除く): 132527560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 61927, 123854, 247708, 309635, 495416, 619270, 1238540, 2477080, 2539007, 5078014, 10156028, 12695035, 20312056, 25390070, 50780140, 101560280]

約数ペア:

[(1, 101560280), (2, 50780140), (4, 25390070), (5, 20312056), (8, 12695035), (10, 10156028), (20, 5078014), (40, 2539007), (41, 2477080), (82, 1238540), (164, 619270), (205, 495416), (328, 309635), (410, 247708), (820, 123854), (1640, 61927)]