15006250

素因数分解:

$2^1\times 5^5\times 7^4$

素因数の和:55

約数の個数: 60

約数和(自身を含む): 32822118

約数和(自身を除く): 17815868

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 175, 245, 250, 343, 350, 490, 625, 686, 875, 1225, 1250, 1715, 1750, 2401, 2450, 3125, 3430, 4375, 4802, 6125, 6250, 8575, 8750, 12005, 12250, 17150, 21875, 24010, 30625, 42875, 43750, 60025, 61250, 85750, 120050, 153125, 214375, 300125, 306250, 428750, 600250, 1071875, 1500625, 2143750, 3001250, 7503125, 15006250]

約数ペア:

[(1, 15006250), (2, 7503125), (5, 3001250), (7, 2143750), (10, 1500625), (14, 1071875), (25, 600250), (35, 428750), (49, 306250), (50, 300125), (70, 214375), (98, 153125), (125, 120050), (175, 85750), (245, 61250), (250, 60025), (343, 43750), (350, 42875), (490, 30625), (625, 24010), (686, 21875), (875, 17150), (1225, 12250), (1250, 12005), (1715, 8750), (1750, 8575), (2401, 6250), (2450, 6125), (3125, 4802), (3430, 4375)]