51943245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 94556160

約数和(自身を除く): 42612915

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 71, 85, 95, 151, 213, 255, 285, 323, 355, 453, 755, 969, 1065, 1207, 1349, 1615, 2265, 2567, 2869, 3621, 4047, 4845, 6035, 6745, 7701, 8607, 10721, 12835, 14345, 18105, 20235, 22933, 32163, 38505, 43035, 48773, 53605, 68799, 114665, 146319, 160815, 182257, 203699, 243865, 343995, 546771, 611097, 731595, 911285, 1018495, 2733855, 3055485, 3462883, 10388649, 17314415, 51943245]

約数ペア:

[(1, 51943245), (3, 17314415), (5, 10388649), (15, 3462883), (17, 3055485), (19, 2733855), (51, 1018495), (57, 911285), (71, 731595), (85, 611097), (95, 546771), (151, 343995), (213, 243865), (255, 203699), (285, 182257), (323, 160815), (355, 146319), (453, 114665), (755, 68799), (969, 53605), (1065, 48773), (1207, 43035), (1349, 38505), (1615, 32163), (2265, 22933), (2567, 20235), (2869, 18105), (3621, 14345), (4047, 12835), (4845, 10721), (6035, 8607), (6745, 7701)]