725290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 1406160

約数和(自身を除く): 680870

約数列:

[1, 2, 5, 10, 29, 41, 58, 61, 82, 122, 145, 205, 290, 305, 410, 610, 1189, 1769, 2378, 2501, 3538, 5002, 5945, 8845, 11890, 12505, 17690, 25010, 72529, 145058, 362645, 725290]

約数ペア:

[(1, 725290), (2, 362645), (5, 145058), (10, 72529), (29, 25010), (41, 17690), (58, 12505), (61, 11890), (82, 8845), (122, 5945), (145, 5002), (205, 3538), (290, 2501), (305, 2378), (410, 1769), (610, 1189)]