208114625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 274560000

約数和(自身を除く): 66445375

約数列:

[1, 5, 25, 31, 43, 125, 155, 215, 775, 1075, 1249, 1333, 3875, 5375, 6245, 6665, 31225, 33325, 38719, 53707, 156125, 166625, 193595, 268535, 967975, 1342675, 1664917, 4839875, 6713375, 8324585, 41622925, 208114625]

約数ペア:

[(1, 208114625), (5, 41622925), (25, 8324585), (31, 6713375), (43, 4839875), (125, 1664917), (155, 1342675), (215, 967975), (775, 268535), (1075, 193595), (1249, 166625), (1333, 156125), (3875, 53707), (5375, 38719), (6245, 33325), (6665, 31225)]