38496950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 74526480

約数和(自身を除く): 36029530

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 89, 178, 205, 211, 410, 422, 445, 890, 1025, 1055, 2050, 2110, 2225, 3649, 4450, 5275, 7298, 8651, 10550, 17302, 18245, 18779, 36490, 37558, 43255, 86510, 91225, 93895, 182450, 187790, 216275, 432550, 469475, 769939, 938950, 1539878, 3849695, 7699390, 19248475, 38496950]

約数ペア:

[(1, 38496950), (2, 19248475), (5, 7699390), (10, 3849695), (25, 1539878), (41, 938950), (50, 769939), (82, 469475), (89, 432550), (178, 216275), (205, 187790), (211, 182450), (410, 93895), (422, 91225), (445, 86510), (890, 43255), (1025, 37558), (1055, 36490), (2050, 18779), (2110, 18245), (2225, 17302), (3649, 10550), (4450, 8651), (5275, 7298)]