245177615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 323896320

約数和(自身を除く): 78718705

約数列:

[1, 5, 19, 43, 47, 95, 215, 235, 817, 893, 1277, 2021, 4085, 4465, 6385, 10105, 24263, 38399, 54911, 60019, 121315, 191995, 274555, 300095, 1043309, 1140361, 2580817, 5216545, 5701805, 12904085, 49035523, 245177615]

約数ペア:

[(1, 245177615), (5, 49035523), (19, 12904085), (43, 5701805), (47, 5216545), (95, 2580817), (215, 1140361), (235, 1043309), (817, 300095), (893, 274555), (1277, 191995), (2021, 121315), (4085, 60019), (4465, 54911), (6385, 38399), (10105, 24263)]