85868750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{1249}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 175770000

約数和(自身を除く): 89901250

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1249, 1250, 1375, 2498, 2750, 3125, 6245, 6250, 6875, 12490, 13739, 13750, 27478, 31225, 34375, 62450, 68695, 68750, 137390, 156125, 312250, 343475, 686950, 780625, 1561250, 1717375, 3434750, 3903125, 7806250, 8586875, 17173750, 42934375, 85868750]

約数ペア:

[(1, 85868750), (2, 42934375), (5, 17173750), (10, 8586875), (11, 7806250), (22, 3903125), (25, 3434750), (50, 1717375), (55, 1561250), (110, 780625), (125, 686950), (250, 343475), (275, 312250), (550, 156125), (625, 137390), (1249, 68750), (1250, 68695), (1375, 62450), (2498, 34375), (2750, 31225), (3125, 27478), (6245, 13750), (6250, 13739), (6875, 12490)]