91789201972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1\times {\mathrm{1217}}^1$

素因数の和:1745

約数の個数: 96

約数和(自身を含む): 179618947200

約数和(自身を除く): 87829745228

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 89, 172, 178, 356, 379, 559, 758, 1118, 1157, 1217, 1516, 2236, 2314, 2434, 3827, 4628, 4868, 4927, 7654, 9854, 15308, 15821, 16297, 19708, 31642, 32594, 33731, 49751, 52331, 63284, 65188, 67462, 99502, 104662, 108313, 134924, 199004, 209324, 211861, 216626, 423722, 433252, 438503, 461243, 680303, 847444, 877006, 922486, 1360606, 1408069, 1450433, 1754012, 1844972, 2721212, 2816138, 2900866, 4657459, 5632276, 5801732, 5996159, 9314918, 11992318, 18629836, 18855629, 19833449, 23984636, 37711258, 39666898, 41050627, 60546967, 75422516, 79333796, 82101254, 121093934, 164202508, 242187868, 257834837, 515669674, 533658151, 1031339348, 1067316302, 1765176961, 2134632604, 3530353922, 7060707844, 22947300493, 45894600986, 91789201972]

約数ペア:

[(1, 91789201972), (2, 45894600986), (4, 22947300493), (13, 7060707844), (26, 3530353922), (43, 2134632604), (52, 1765176961), (86, 1067316302), (89, 1031339348), (172, 533658151), (178, 515669674), (356, 257834837), (379, 242187868), (559, 164202508), (758, 121093934), (1118, 82101254), (1157, 79333796), (1217, 75422516), (1516, 60546967), (2236, 41050627), (2314, 39666898), (2434, 37711258), (3827, 23984636), (4628, 19833449), (4868, 18855629), (4927, 18629836), (7654, 11992318), (9854, 9314918), (15308, 5996159), (15821, 5801732), (16297, 5632276), (19708, 4657459), (31642, 2900866), (32594, 2816138), (33731, 2721212), (49751, 1844972), (52331, 1754012), (63284, 1450433), (65188, 1408069), (67462, 1360606), (99502, 922486), (104662, 877006), (108313, 847444), (134924, 680303), (199004, 461243), (209324, 438503), (211861, 433252), (216626, 423722)]