90697970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3259}}^1$

素因数の和:3311

約数の個数: 48

約数和(自身を含む): 187306560

約数和(自身を除く): 96608590

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2783, 3259, 5566, 6518, 13915, 16295, 27830, 32590, 35849, 71698, 74957, 149914, 179245, 358490, 374785, 394339, 749570, 788678, 824527, 1649054, 1971695, 3943390, 4122635, 8245270, 9069797, 18139594, 45348985, 90697970]

約数ペア:

[(1, 90697970), (2, 45348985), (5, 18139594), (10, 9069797), (11, 8245270), (22, 4122635), (23, 3943390), (46, 1971695), (55, 1649054), (110, 824527), (115, 788678), (121, 749570), (230, 394339), (242, 374785), (253, 358490), (506, 179245), (605, 149914), (1210, 74957), (1265, 71698), (2530, 35849), (2783, 32590), (3259, 27830), (5566, 16295), (6518, 13915)]