86645890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{6247}}^1$

素因数の和:6346

約数の個数: 32

約数和(自身を含む): 166446720

約数和(自身を除く): 79800830

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1387, 2774, 6247, 6935, 12494, 13870, 31235, 62470, 118693, 237386, 456031, 593465, 912062, 1186930, 2280155, 4560310, 8664589, 17329178, 43322945, 86645890]

約数ペア:

[(1, 86645890), (2, 43322945), (5, 17329178), (10, 8664589), (19, 4560310), (38, 2280155), (73, 1186930), (95, 912062), (146, 593465), (190, 456031), (365, 237386), (730, 118693), (1387, 62470), (2774, 31235), (6247, 13870), (6935, 12494)]