628407328

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{941}}^1$

素因数の和:1501

約数の個数: 48

約数和(自身を含む): 1271191320

約数和(自身を除く): 642783992

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 509, 656, 941, 1018, 1312, 1882, 2036, 3764, 4072, 7528, 8144, 15056, 16288, 20869, 30112, 38581, 41738, 77162, 83476, 154324, 166952, 308648, 333904, 478969, 617296, 667808, 957938, 1234592, 1915876, 3831752, 7663504, 15327008, 19637729, 39275458, 78550916, 157101832, 314203664, 628407328]

約数ペア:

[(1, 628407328), (2, 314203664), (4, 157101832), (8, 78550916), (16, 39275458), (32, 19637729), (41, 15327008), (82, 7663504), (164, 3831752), (328, 1915876), (509, 1234592), (656, 957938), (941, 667808), (1018, 617296), (1312, 478969), (1882, 333904), (2036, 308648), (3764, 166952), (4072, 154324), (7528, 83476), (8144, 77162), (15056, 41738), (16288, 38581), (20869, 30112)]