79089640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12281}}^1$

素因数の和:12322

約数の個数: 64

約数和(自身を含む): 212232960

約数和(自身を除く): 133143320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12281, 24562, 49124, 61405, 85967, 98248, 122810, 171934, 245620, 282463, 343868, 429835, 491240, 564926, 687736, 859670, 1129852, 1412315, 1719340, 1977241, 2259704, 2824630, 3438680, 3954482, 5649260, 7908964, 9886205, 11298520, 15817928, 19772410, 39544820, 79089640]

約数ペア:

[(1, 79089640), (2, 39544820), (4, 19772410), (5, 15817928), (7, 11298520), (8, 9886205), (10, 7908964), (14, 5649260), (20, 3954482), (23, 3438680), (28, 2824630), (35, 2259704), (40, 1977241), (46, 1719340), (56, 1412315), (70, 1129852), (92, 859670), (115, 687736), (140, 564926), (161, 491240), (184, 429835), (230, 343868), (280, 282463), (322, 245620), (460, 171934), (644, 122810), (805, 98248), (920, 85967), (1288, 61405), (1610, 49124), (3220, 24562), (6440, 12281)]