161801458520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1153}}^1\times {\mathrm{20759}}^1$

素因数の和:21949

約数の個数: 96

約数和(自身を含む): 394572448800

約数和(自身を除く): 232770990280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1153, 1352, 1690, 2306, 3380, 4612, 5765, 6760, 9224, 11530, 14989, 20759, 23060, 29978, 41518, 46120, 59956, 74945, 83036, 103795, 119912, 149890, 166072, 194857, 207590, 269867, 299780, 389714, 415180, 539734, 599560, 779428, 830360, 974285, 1079468, 1349335, 1558856, 1948570, 2158936, 2698670, 3508271, 3897140, 5397340, 7016542, 7794280, 10794680, 14033084, 17541355, 23935127, 28066168, 35082710, 47870254, 70165420, 95740508, 119675635, 140330840, 191481016, 239351270, 311156651, 478702540, 622313302, 957405080, 1244626604, 1555783255, 2489253208, 3111566510, 4045036463, 6223133020, 8090072926, 12446266040, 16180145852, 20225182315, 32360291704, 40450364630, 80900729260, 161801458520]

約数ペア:

[(1, 161801458520), (2, 80900729260), (4, 40450364630), (5, 32360291704), (8, 20225182315), (10, 16180145852), (13, 12446266040), (20, 8090072926), (26, 6223133020), (40, 4045036463), (52, 3111566510), (65, 2489253208), (104, 1555783255), (130, 1244626604), (169, 957405080), (260, 622313302), (338, 478702540), (520, 311156651), (676, 239351270), (845, 191481016), (1153, 140330840), (1352, 119675635), (1690, 95740508), (2306, 70165420), (3380, 47870254), (4612, 35082710), (5765, 28066168), (6760, 23935127), (9224, 17541355), (11530, 14033084), (14989, 10794680), (20759, 7794280), (23060, 7016542), (29978, 5397340), (41518, 3897140), (46120, 3508271), (59956, 2698670), (74945, 2158936), (83036, 1948570), (103795, 1558856), (119912, 1349335), (149890, 1079468), (166072, 974285), (194857, 830360), (207590, 779428), (269867, 599560), (299780, 539734), (389714, 415180)]