261980635020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13367}}^1\times {\mathrm{25127}}^1$

素因数の和:38519

約数の個数: 96

約数和(自身を含む): 790062916608

約数和(自身を除く): 528082281588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 13367, 25127, 26734, 40101, 50254, 53468, 66835, 75381, 80202, 100508, 125635, 133670, 150762, 160404, 173771, 200505, 251270, 267340, 301524, 326651, 347542, 376905, 401010, 502540, 521313, 653302, 695084, 753810, 802020, 868855, 979953, 1042626, 1306604, 1507620, 1633255, 1737710, 1959906, 2085252, 2606565, 3266510, 3475420, 3919812, 4899765, 5213130, 6533020, 9799530, 10426260, 19599060, 335872609, 671745218, 1007617827, 1343490436, 1679363045, 2015235654, 3358726090, 4030471308, 4366343917, 5038089135, 6717452180, 8732687834, 10076178270, 13099031751, 17465375668, 20152356540, 21831719585, 26198063502, 43663439170, 52396127004, 65495158755, 87326878340, 130990317510, 261980635020]

約数ペア:

[(1, 261980635020), (2, 130990317510), (3, 87326878340), (4, 65495158755), (5, 52396127004), (6, 43663439170), (10, 26198063502), (12, 21831719585), (13, 20152356540), (15, 17465375668), (20, 13099031751), (26, 10076178270), (30, 8732687834), (39, 6717452180), (52, 5038089135), (60, 4366343917), (65, 4030471308), (78, 3358726090), (130, 2015235654), (156, 1679363045), (195, 1343490436), (260, 1007617827), (390, 671745218), (780, 335872609), (13367, 19599060), (25127, 10426260), (26734, 9799530), (40101, 6533020), (50254, 5213130), (53468, 4899765), (66835, 3919812), (75381, 3475420), (80202, 3266510), (100508, 2606565), (125635, 2085252), (133670, 1959906), (150762, 1737710), (160404, 1633255), (173771, 1507620), (200505, 1306604), (251270, 1042626), (267340, 979953), (301524, 868855), (326651, 802020), (347542, 753810), (376905, 695084), (401010, 653302), (502540, 521313)]