2018526875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6551}}^1$

素因数の和:6617

約数の個数: 40

約数和(自身を含む): 2763240480

約数和(自身を除く): 744713605

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 425, 493, 625, 725, 2125, 2465, 3625, 6551, 10625, 12325, 18125, 32755, 61625, 111367, 163775, 189979, 308125, 556835, 818875, 949895, 2784175, 3229643, 4094375, 4749475, 13920875, 16148215, 23747375, 69604375, 80741075, 118736875, 403705375, 2018526875]

約数ペア:

[(1, 2018526875), (5, 403705375), (17, 118736875), (25, 80741075), (29, 69604375), (85, 23747375), (125, 16148215), (145, 13920875), (425, 4749475), (493, 4094375), (625, 3229643), (725, 2784175), (2125, 949895), (2465, 818875), (3625, 556835), (6551, 308125), (10625, 189979), (12325, 163775), (18125, 111367), (32755, 61625)]