138023290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2663}}^1$

素因数の和:2814

約数の個数: 32

約数和(自身を含む): 255488256

約数和(自身を除く): 117464966

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 710, 730, 2663, 5183, 5326, 10366, 13315, 25915, 26630, 51830, 189073, 194399, 378146, 388798, 945365, 971995, 1890730, 1943990, 13802329, 27604658, 69011645, 138023290]

約数ペア:

[(1, 138023290), (2, 69011645), (5, 27604658), (10, 13802329), (71, 1943990), (73, 1890730), (142, 971995), (146, 945365), (355, 388798), (365, 378146), (710, 194399), (730, 189073), (2663, 51830), (5183, 26630), (5326, 25915), (10366, 13315)]