18436250

素因数分解:

$2^1\times 5^4\times 7^3\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 80

約数和(自身を含む): 41236800

約数和(自身を除く): 22800550

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 125, 175, 215, 245, 250, 301, 343, 350, 430, 490, 602, 625, 686, 875, 1075, 1225, 1250, 1505, 1715, 1750, 2107, 2150, 2450, 3010, 3430, 4214, 4375, 5375, 6125, 7525, 8575, 8750, 10535, 10750, 12250, 14749, 15050, 17150, 21070, 26875, 29498, 30625, 37625, 42875, 52675, 53750, 61250, 73745, 75250, 85750, 105350, 147490, 188125, 214375, 263375, 368725, 376250, 428750, 526750, 737450, 1316875, 1843625, 2633750, 3687250, 9218125, 18436250]

約数ペア:

[(1, 18436250), (2, 9218125), (5, 3687250), (7, 2633750), (10, 1843625), (14, 1316875), (25, 737450), (35, 526750), (43, 428750), (49, 376250), (50, 368725), (70, 263375), (86, 214375), (98, 188125), (125, 147490), (175, 105350), (215, 85750), (245, 75250), (250, 73745), (301, 61250), (343, 53750), (350, 52675), (430, 42875), (490, 37625), (602, 30625), (625, 29498), (686, 26875), (875, 21070), (1075, 17150), (1225, 15050), (1250, 14749), (1505, 12250), (1715, 10750), (1750, 10535), (2107, 8750), (2150, 8575), (2450, 7525), (3010, 6125), (3430, 5375), (4214, 4375)]