40389875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 13860685

約数列:

[1, 5, 17, 25, 83, 85, 125, 229, 415, 425, 1145, 1411, 2075, 2125, 3893, 5725, 7055, 10375, 19007, 19465, 28625, 35275, 95035, 97325, 176375, 323119, 475175, 486625, 1615595, 2375875, 8077975, 40389875]

約数ペア:

[(1, 40389875), (5, 8077975), (17, 2375875), (25, 1615595), (83, 486625), (85, 475175), (125, 323119), (229, 176375), (415, 97325), (425, 95035), (1145, 35275), (1411, 28625), (2075, 19465), (2125, 19007), (3893, 10375), (5725, 7055)]