105890625

素因数分解:

$3^3\times 5^6\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 56

約数和(自身を含む): 196872480

約数和(自身を除く): 90981855

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 251, 375, 625, 675, 753, 1125, 1255, 1875, 2259, 3125, 3375, 3765, 5625, 6275, 6777, 9375, 11295, 15625, 16875, 18825, 28125, 31375, 33885, 46875, 56475, 84375, 94125, 140625, 156875, 169425, 282375, 421875, 470625, 784375, 847125, 1411875, 2353125, 3921875, 4235625, 7059375, 11765625, 21178125, 35296875, 105890625]

約数ペア:

[(1, 105890625), (3, 35296875), (5, 21178125), (9, 11765625), (15, 7059375), (25, 4235625), (27, 3921875), (45, 2353125), (75, 1411875), (125, 847125), (135, 784375), (225, 470625), (251, 421875), (375, 282375), (625, 169425), (675, 156875), (753, 140625), (1125, 94125), (1255, 84375), (1875, 56475), (2259, 46875), (3125, 33885), (3375, 31375), (3765, 28125), (5625, 18825), (6275, 16875), (6777, 15625), (9375, 11295)]