1330283751875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{373}}^1\times {\mathrm{1669}}^1$

素因数の和:2338

約数の個数: 80

約数和(自身を含む): 1802897638080

約数和(自身を除く): 472613886205

約数列:

[1, 5, 13, 25, 65, 125, 263, 325, 373, 625, 1315, 1625, 1669, 1865, 3419, 4849, 6575, 8125, 8345, 9325, 17095, 21697, 24245, 32875, 41725, 46625, 85475, 98099, 108485, 121225, 164375, 208625, 233125, 427375, 438947, 490495, 542425, 606125, 622537, 1043125, 1275287, 2136875, 2194735, 2452475, 2712125, 3030625, 3112685, 5706311, 6376435, 8092981, 10973675, 12262375, 13560625, 15563425, 28531555, 31882175, 40464905, 54868375, 61311875, 77817125, 142657775, 159410875, 163727231, 202324525, 274341875, 389085625, 713288875, 797054375, 818636155, 1011622625, 2128454003, 3566444375, 4093180775, 5058113125, 10642270015, 20465903875, 53211350075, 102329519375, 266056750375, 1330283751875]

約数ペア:

[(1, 1330283751875), (5, 266056750375), (13, 102329519375), (25, 53211350075), (65, 20465903875), (125, 10642270015), (263, 5058113125), (325, 4093180775), (373, 3566444375), (625, 2128454003), (1315, 1011622625), (1625, 818636155), (1669, 797054375), (1865, 713288875), (3419, 389085625), (4849, 274341875), (6575, 202324525), (8125, 163727231), (8345, 159410875), (9325, 142657775), (17095, 77817125), (21697, 61311875), (24245, 54868375), (32875, 40464905), (41725, 31882175), (46625, 28531555), (85475, 15563425), (98099, 13560625), (108485, 12262375), (121225, 10973675), (164375, 8092981), (208625, 6376435), (233125, 5706311), (427375, 3112685), (438947, 3030625), (490495, 2712125), (542425, 2452475), (606125, 2194735), (622537, 2136875), (1043125, 1275287)]