161008435

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 241678080

約数和(自身を除く): 80669645

約数列:

[1, 5, 7, 29, 35, 41, 53, 73, 145, 203, 205, 265, 287, 365, 371, 511, 1015, 1189, 1435, 1537, 1855, 2117, 2173, 2555, 2993, 3869, 5945, 7685, 8323, 10585, 10759, 10865, 14819, 14965, 15211, 19345, 20951, 27083, 41615, 53795, 63017, 74095, 76055, 86797, 104755, 112201, 135415, 158629, 315085, 433985, 441119, 561005, 607579, 785407, 793145, 1110403, 2205595, 3037895, 3927035, 4600241, 5552015, 23001205, 32201687, 161008435]

約数ペア:

[(1, 161008435), (5, 32201687), (7, 23001205), (29, 5552015), (35, 4600241), (41, 3927035), (53, 3037895), (73, 2205595), (145, 1110403), (203, 793145), (205, 785407), (265, 607579), (287, 561005), (365, 441119), (371, 433985), (511, 315085), (1015, 158629), (1189, 135415), (1435, 112201), (1537, 104755), (1855, 86797), (2117, 76055), (2173, 74095), (2555, 63017), (2993, 53795), (3869, 41615), (5945, 27083), (7685, 20951), (8323, 19345), (10585, 15211), (10759, 14965), (10865, 14819)]