65843750

素因数分解:

$2^1\times 5^6\times 7^2\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 84

約数和(自身を含む): 146951244

約数和(自身を除く): 81107494

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 125, 175, 215, 245, 250, 301, 350, 430, 490, 602, 625, 875, 1075, 1225, 1250, 1505, 1750, 2107, 2150, 2450, 3010, 3125, 4214, 4375, 5375, 6125, 6250, 7525, 8750, 10535, 10750, 12250, 15050, 15625, 21070, 21875, 26875, 30625, 31250, 37625, 43750, 52675, 53750, 61250, 75250, 105350, 109375, 134375, 153125, 188125, 218750, 263375, 268750, 306250, 376250, 526750, 671875, 765625, 940625, 1316875, 1343750, 1531250, 1881250, 2633750, 4703125, 6584375, 9406250, 13168750, 32921875, 65843750]

約数ペア:

[(1, 65843750), (2, 32921875), (5, 13168750), (7, 9406250), (10, 6584375), (14, 4703125), (25, 2633750), (35, 1881250), (43, 1531250), (49, 1343750), (50, 1316875), (70, 940625), (86, 765625), (98, 671875), (125, 526750), (175, 376250), (215, 306250), (245, 268750), (250, 263375), (301, 218750), (350, 188125), (430, 153125), (490, 134375), (602, 109375), (625, 105350), (875, 75250), (1075, 61250), (1225, 53750), (1250, 52675), (1505, 43750), (1750, 37625), (2107, 31250), (2150, 30625), (2450, 26875), (3010, 21875), (3125, 21070), (4214, 15625), (4375, 15050), (5375, 12250), (6125, 10750), (6250, 10535), (7525, 8750)]