78814240

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2579}}^1$

素因数の和:2785

約数の個数: 48

約数和(自身を含む): 187246080

約数和(自身を除く): 108431840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 955, 1528, 1910, 2579, 3056, 3820, 5158, 6112, 7640, 10316, 12895, 15280, 20632, 25790, 30560, 41264, 51580, 82528, 103160, 206320, 412640, 492589, 985178, 1970356, 2462945, 3940712, 4925890, 7881424, 9851780, 15762848, 19703560, 39407120, 78814240]

約数ペア:

[(1, 78814240), (2, 39407120), (4, 19703560), (5, 15762848), (8, 9851780), (10, 7881424), (16, 4925890), (20, 3940712), (32, 2462945), (40, 1970356), (80, 985178), (160, 492589), (191, 412640), (382, 206320), (764, 103160), (955, 82528), (1528, 51580), (1910, 41264), (2579, 30560), (3056, 25790), (3820, 20632), (5158, 15280), (6112, 12895), (7640, 10316)]