15669660830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1\times {\mathrm{25439}}^1$

素因数の和:27464

約数の個数: 32

約数和(自身を含む): 29131038720

約数和(自身を除く): 13461377890

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1987, 3974, 9935, 19870, 25439, 50878, 61597, 123194, 127195, 254390, 307985, 615970, 788609, 1577218, 3943045, 7886090, 50547293, 101094586, 252736465, 505472930, 1566966083, 3133932166, 7834830415, 15669660830]

約数ペア:

[(1, 15669660830), (2, 7834830415), (5, 3133932166), (10, 1566966083), (31, 505472930), (62, 252736465), (155, 101094586), (310, 50547293), (1987, 7886090), (3974, 3943045), (9935, 1577218), (19870, 788609), (25439, 615970), (50878, 307985), (61597, 254390), (123194, 127195)]