180862370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{44879}}^1$

素因数の和:44930

約数の個数: 32

約数和(自身を含む): 361912320

約数和(自身を除く): 181049950

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 44879, 89758, 224395, 448790, 583427, 1166854, 1391249, 2782498, 2917135, 5834270, 6956245, 13912490, 18086237, 36172474, 90431185, 180862370]

約数ペア:

[(1, 180862370), (2, 90431185), (5, 36172474), (10, 18086237), (13, 13912490), (26, 6956245), (31, 5834270), (62, 2917135), (65, 2782498), (130, 1391249), (155, 1166854), (310, 583427), (403, 448790), (806, 224395), (2015, 89758), (4030, 44879)]