205718455940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{562103}}^1$

素因数の和:562772

約数の個数: 48

約数和(自身を含む): 447614657280

約数和(自身を除く): 241896201340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 631, 1262, 2524, 3155, 6310, 12620, 18299, 36598, 73196, 91495, 182990, 365980, 562103, 1124206, 2248412, 2810515, 5621030, 11242060, 16300987, 32601974, 65203948, 81504935, 163009870, 326019740, 354686993, 709373986, 1418747972, 1773434965, 3546869930, 7093739860, 10285922797, 20571845594, 41143691188, 51429613985, 102859227970, 205718455940]

約数ペア:

[(1, 205718455940), (2, 102859227970), (4, 51429613985), (5, 41143691188), (10, 20571845594), (20, 10285922797), (29, 7093739860), (58, 3546869930), (116, 1773434965), (145, 1418747972), (290, 709373986), (580, 354686993), (631, 326019740), (1262, 163009870), (2524, 81504935), (3155, 65203948), (6310, 32601974), (12620, 16300987), (18299, 11242060), (36598, 5621030), (73196, 2810515), (91495, 2248412), (182990, 1124206), (365980, 562103)]