13781450

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2729}}^1$

素因数の和:2842

約数の個数: 24

約数和(自身を含む): 25896780

約数和(自身を除く): 12115330

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 2729, 5050, 5458, 13645, 27290, 68225, 136450, 275629, 551258, 1378145, 2756290, 6890725, 13781450]

約数ペア:

[(1, 13781450), (2, 6890725), (5, 2756290), (10, 1378145), (25, 551258), (50, 275629), (101, 136450), (202, 68225), (505, 27290), (1010, 13645), (2525, 5458), (2729, 5050)]