498549340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{9967}}^1$

素因数の和:10078

約数の個数: 48

約数和(自身を含む): 1090180224

約数和(自身を除く): 591630884

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 5002, 9967, 10004, 12505, 19934, 25010, 39868, 49835, 50020, 99670, 199340, 408647, 607987, 817294, 1215974, 1634588, 2043235, 2431948, 3039935, 4086470, 6079870, 8172940, 12159740, 24927467, 49854934, 99709868, 124637335, 249274670, 498549340]

約数ペア:

[(1, 498549340), (2, 249274670), (4, 124637335), (5, 99709868), (10, 49854934), (20, 24927467), (41, 12159740), (61, 8172940), (82, 6079870), (122, 4086470), (164, 3039935), (205, 2431948), (244, 2043235), (305, 1634588), (410, 1215974), (610, 817294), (820, 607987), (1220, 408647), (2501, 199340), (5002, 99670), (9967, 50020), (10004, 49835), (12505, 39868), (19934, 25010)]