50686480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 133973568

約数和(自身を除く): 83287088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 163, 169, 184, 208, 230, 260, 299, 326, 338, 368, 460, 520, 598, 652, 676, 815, 845, 920, 1040, 1196, 1304, 1352, 1495, 1630, 1690, 1840, 2119, 2392, 2608, 2704, 2990, 3260, 3380, 3749, 3887, 4238, 4784, 5980, 6520, 6760, 7498, 7774, 8476, 10595, 11960, 13040, 13520, 14996, 15548, 16952, 18745, 19435, 21190, 23920, 27547, 29992, 31096, 33904, 37490, 38870, 42380, 48737, 55094, 59984, 62192, 74980, 77740, 84760, 97474, 110188, 137735, 149960, 155480, 169520, 194948, 220376, 243685, 275470, 299920, 310960, 389896, 440752, 487370, 550940, 633581, 779792, 974740, 1101880, 1267162, 1949480, 2203760, 2534324, 3167905, 3898960, 5068648, 6335810, 10137296, 12671620, 25343240, 50686480]

約数ペア:

[(1, 50686480), (2, 25343240), (4, 12671620), (5, 10137296), (8, 6335810), (10, 5068648), (13, 3898960), (16, 3167905), (20, 2534324), (23, 2203760), (26, 1949480), (40, 1267162), (46, 1101880), (52, 974740), (65, 779792), (80, 633581), (92, 550940), (104, 487370), (115, 440752), (130, 389896), (163, 310960), (169, 299920), (184, 275470), (208, 243685), (230, 220376), (260, 194948), (299, 169520), (326, 155480), (338, 149960), (368, 137735), (460, 110188), (520, 97474), (598, 84760), (652, 77740), (676, 74980), (815, 62192), (845, 59984), (920, 55094), (1040, 48737), (1196, 42380), (1304, 38870), (1352, 37490), (1495, 33904), (1630, 31096), (1690, 29992), (1840, 27547), (2119, 23920), (2392, 21190), (2608, 19435), (2704, 18745), (2990, 16952), (3260, 15548), (3380, 14996), (3749, 13520), (3887, 13040), (4238, 11960), (4784, 10595), (5980, 8476), (6520, 7774), (6760, 7498)]