64790770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{25609}}^1$

素因数の和:25650

約数の個数: 32

約数和(自身を含む): 132762240

約数和(自身を除く): 67971470

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 25609, 51218, 128045, 256090, 281699, 563398, 589007, 1178014, 1408495, 2816990, 2945035, 5890070, 6479077, 12958154, 32395385, 64790770]

約数ペア:

[(1, 64790770), (2, 32395385), (5, 12958154), (10, 6479077), (11, 5890070), (22, 2945035), (23, 2816990), (46, 1408495), (55, 1178014), (110, 589007), (115, 563398), (230, 281699), (253, 256090), (506, 128045), (1265, 51218), (2530, 25609)]