789777730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{158909}}^1$

素因数の和:158994

約数の個数: 32

約数和(自身を含む): 1647578880

約数和(自身を除く): 857801150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 158909, 317818, 794545, 1112363, 1589090, 2224726, 5561815, 11123630, 11282539, 22565078, 56412695, 78977773, 112825390, 157955546, 394888865, 789777730]

約数ペア:

[(1, 789777730), (2, 394888865), (5, 157955546), (7, 112825390), (10, 78977773), (14, 56412695), (35, 22565078), (70, 11282539), (71, 11123630), (142, 5561815), (355, 2224726), (497, 1589090), (710, 1112363), (994, 794545), (2485, 317818), (4970, 158909)]