74389725

素因数分解:

$3^3\times 5^2\times {\mathrm{191}}^1\times {\mathrm{577}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 137610240

約数和(自身を除く): 63220515

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 191, 225, 573, 577, 675, 955, 1719, 1731, 2865, 2885, 4775, 5157, 5193, 8595, 8655, 14325, 14425, 15579, 25785, 25965, 42975, 43275, 77895, 110207, 128925, 129825, 330621, 389475, 551035, 991863, 1653105, 2755175, 2975589, 4959315, 8265525, 14877945, 24796575, 74389725]

約数ペア:

[(1, 74389725), (3, 24796575), (5, 14877945), (9, 8265525), (15, 4959315), (25, 2975589), (27, 2755175), (45, 1653105), (75, 991863), (135, 551035), (191, 389475), (225, 330621), (573, 129825), (577, 128925), (675, 110207), (955, 77895), (1719, 43275), (1731, 42975), (2865, 25965), (2885, 25785), (4775, 15579), (5157, 14425), (5193, 14325), (8595, 8655)]