78453945

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 144892800

約数和(自身を除く): 66438855

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 171, 267, 285, 445, 801, 855, 1031, 1335, 1691, 3093, 4005, 5073, 5155, 8455, 9279, 15219, 15465, 19589, 25365, 46395, 58767, 76095, 91759, 97945, 176301, 275277, 293835, 458795, 825831, 881505, 1376385, 1743421, 4129155, 5230263, 8717105, 15690789, 26151315, 78453945]

約数ペア:

[(1, 78453945), (3, 26151315), (5, 15690789), (9, 8717105), (15, 5230263), (19, 4129155), (45, 1743421), (57, 1376385), (89, 881505), (95, 825831), (171, 458795), (267, 293835), (285, 275277), (445, 176301), (801, 97945), (855, 91759), (1031, 76095), (1335, 58767), (1691, 46395), (3093, 25365), (4005, 19589), (5073, 15465), (5155, 15219), (8455, 9279)]