81223410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87337}}^1$

素因数の和:87378

約数の個数: 32

約数和(自身を含む): 201226752

約数和(自身を除く): 120003342

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 87337, 174674, 262011, 436685, 524022, 873370, 1310055, 2620110, 2707447, 5414894, 8122341, 13537235, 16244682, 27074470, 40611705, 81223410]

約数ペア:

[(1, 81223410), (2, 40611705), (3, 27074470), (5, 16244682), (6, 13537235), (10, 8122341), (15, 5414894), (30, 2707447), (31, 2620110), (62, 1310055), (93, 873370), (155, 524022), (186, 436685), (310, 262011), (465, 174674), (930, 87337)]