254309072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{1301}}^1$

素因数の和:1971

約数の個数: 40

約数和(自身を含む): 519862560

約数和(自身を除く): 265553488

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 643, 1286, 1301, 2572, 2602, 5144, 5204, 10288, 10408, 12217, 20816, 24434, 24719, 48868, 49438, 97736, 98876, 195472, 197752, 395504, 836543, 1673086, 3346172, 6692344, 13384688, 15894317, 31788634, 63577268, 127154536, 254309072]

約数ペア:

[(1, 254309072), (2, 127154536), (4, 63577268), (8, 31788634), (16, 15894317), (19, 13384688), (38, 6692344), (76, 3346172), (152, 1673086), (304, 836543), (643, 395504), (1286, 197752), (1301, 195472), (2572, 98876), (2602, 97736), (5144, 49438), (5204, 48868), (10288, 24719), (10408, 24434), (12217, 20816)]