12982300

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:870

約数の個数: 36

約数和(自身を含む): 28357560

約数和(自身を除く): 15375260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 659, 788, 985, 1318, 1970, 2636, 3295, 3940, 4925, 6590, 9850, 13180, 16475, 19700, 32950, 65900, 129823, 259646, 519292, 649115, 1298230, 2596460, 3245575, 6491150, 12982300]

約数ペア:

[(1, 12982300), (2, 6491150), (4, 3245575), (5, 2596460), (10, 1298230), (20, 649115), (25, 519292), (50, 259646), (100, 129823), (197, 65900), (394, 32950), (659, 19700), (788, 16475), (985, 13180), (1318, 9850), (1970, 6590), (2636, 4925), (3295, 3940)]