80772110

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1097}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 150206400

約数和(自身を除く): 69434290

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 370, 398, 995, 1097, 1990, 2194, 5485, 7363, 10970, 14726, 36815, 40589, 73630, 81178, 202945, 218303, 405890, 436606, 1091515, 2183030, 8077211, 16154422, 40386055, 80772110]

約数ペア:

[(1, 80772110), (2, 40386055), (5, 16154422), (10, 8077211), (37, 2183030), (74, 1091515), (185, 436606), (199, 405890), (370, 218303), (398, 202945), (995, 81178), (1097, 73630), (1990, 40589), (2194, 36815), (5485, 14726), (7363, 10970)]