214485775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 322479360

約数和(自身を除く): 107993585

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 251, 257, 475, 665, 1255, 1285, 1757, 1799, 3325, 4769, 4883, 6275, 6425, 8785, 8995, 23845, 24415, 33383, 34181, 43925, 44975, 64507, 119225, 122075, 166915, 170905, 322535, 451549, 834575, 854525, 1225633, 1612675, 2257745, 6128165, 8579431, 11288725, 30640825, 42897155, 214485775]

約数ペア:

[(1, 214485775), (5, 42897155), (7, 30640825), (19, 11288725), (25, 8579431), (35, 6128165), (95, 2257745), (133, 1612675), (175, 1225633), (251, 854525), (257, 834575), (475, 451549), (665, 322535), (1255, 170905), (1285, 166915), (1757, 122075), (1799, 119225), (3325, 64507), (4769, 44975), (4883, 43925), (6275, 34181), (6425, 33383), (8785, 24415), (8995, 23845)]