20121424525

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{2521}}^1$

素因数の和:2770

約数の個数: 48

約数和(自身を含む): 26316061200

約数和(自身を除く): 6194636675

約数列:

[1, 5, 25, 29, 101, 109, 145, 505, 545, 725, 2521, 2525, 2725, 2929, 3161, 11009, 12605, 14645, 15805, 55045, 63025, 73109, 73225, 79025, 254621, 274789, 275225, 319261, 365545, 1273105, 1373945, 1596305, 1827725, 6365525, 6869725, 7384009, 7968881, 7981525, 27753689, 36920045, 39844405, 138768445, 184600225, 199222025, 693842225, 804856981, 4024284905, 20121424525]

約数ペア:

[(1, 20121424525), (5, 4024284905), (25, 804856981), (29, 693842225), (101, 199222025), (109, 184600225), (145, 138768445), (505, 39844405), (545, 36920045), (725, 27753689), (2521, 7981525), (2525, 7968881), (2725, 7384009), (2929, 6869725), (3161, 6365525), (11009, 1827725), (12605, 1596305), (14645, 1373945), (15805, 1273105), (55045, 365545), (63025, 319261), (73109, 275225), (73225, 274789), (79025, 254621)]