638501479850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{46133}}^1$

素因数の和:46464

約数の個数: 96

約数和(自身を含む): 1297435708800

約数和(自身を除く): 658934228950

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 107, 130, 199, 214, 325, 398, 535, 650, 995, 1070, 1391, 1990, 2587, 2675, 2782, 4975, 5174, 5350, 6955, 9950, 12935, 13910, 21293, 25870, 34775, 42586, 46133, 64675, 69550, 92266, 106465, 129350, 212930, 230665, 276809, 461330, 532325, 553618, 599729, 1064650, 1153325, 1199458, 1384045, 2306650, 2768090, 2998645, 4936231, 5997290, 6920225, 9180467, 9872462, 13840450, 14993225, 18360934, 24681155, 29986450, 45902335, 49362310, 64171003, 91804670, 119346071, 123405775, 128342006, 229511675, 238692142, 246811550, 320855015, 459023350, 596730355, 641710030, 982309969, 1193460710, 1604275075, 1964619938, 2983651775, 3208550150, 4911549845, 5967303550, 9823099690, 12770029597, 24557749225, 25540059194, 49115498450, 63850147985, 127700295970, 319250739925, 638501479850]

約数ペア:

[(1, 638501479850), (2, 319250739925), (5, 127700295970), (10, 63850147985), (13, 49115498450), (25, 25540059194), (26, 24557749225), (50, 12770029597), (65, 9823099690), (107, 5967303550), (130, 4911549845), (199, 3208550150), (214, 2983651775), (325, 1964619938), (398, 1604275075), (535, 1193460710), (650, 982309969), (995, 641710030), (1070, 596730355), (1391, 459023350), (1990, 320855015), (2587, 246811550), (2675, 238692142), (2782, 229511675), (4975, 128342006), (5174, 123405775), (5350, 119346071), (6955, 91804670), (9950, 64171003), (12935, 49362310), (13910, 45902335), (21293, 29986450), (25870, 24681155), (34775, 18360934), (42586, 14993225), (46133, 13840450), (64675, 9872462), (69550, 9180467), (92266, 6920225), (106465, 5997290), (129350, 4936231), (212930, 2998645), (230665, 2768090), (276809, 2306650), (461330, 1384045), (532325, 1199458), (553618, 1153325), (599729, 1064650)]