78635260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2609}}^1$

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 181530720

約数和(自身を除く): 102895460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1370, 1507, 2609, 2740, 3014, 5218, 6028, 7535, 10436, 13045, 15070, 26090, 28699, 30140, 52180, 57398, 114796, 143495, 286990, 357433, 573980, 714866, 1429732, 1787165, 3574330, 3931763, 7148660, 7863526, 15727052, 19658815, 39317630, 78635260]

約数ペア:

[(1, 78635260), (2, 39317630), (4, 19658815), (5, 15727052), (10, 7863526), (11, 7148660), (20, 3931763), (22, 3574330), (44, 1787165), (55, 1429732), (110, 714866), (137, 573980), (220, 357433), (274, 286990), (548, 143495), (685, 114796), (1370, 57398), (1507, 52180), (2609, 30140), (2740, 28699), (3014, 26090), (5218, 15070), (6028, 13045), (7535, 10436)]