87877625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 33427975

約数列:

[1, 5, 11, 25, 55, 79, 125, 275, 395, 809, 869, 1375, 1975, 4045, 4345, 8899, 9875, 20225, 21725, 44495, 63911, 101125, 108625, 222475, 319555, 703021, 1112375, 1597775, 3515105, 7988875, 17575525, 87877625]

約数ペア:

[(1, 87877625), (5, 17575525), (11, 7988875), (25, 3515105), (55, 1597775), (79, 1112375), (125, 703021), (275, 319555), (395, 222475), (809, 108625), (869, 101125), (1375, 63911), (1975, 44495), (4045, 21725), (4345, 20225), (8899, 9875)]