51541748480

素因数分解:

$2^8\times 5^1\times {\mathrm{40266991}}^1$

素因数の和:40267012

約数の個数: 36

約数和(自身を含む): 123458597472

約数和(自身を除く): 71916848992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 40266991, 80533982, 161067964, 201334955, 322135928, 402669910, 644271856, 805339820, 1288543712, 1610679640, 2577087424, 3221359280, 5154174848, 6442718560, 10308349696, 12885437120, 25770874240, 51541748480]

約数ペア:

[(1, 51541748480), (2, 25770874240), (4, 12885437120), (5, 10308349696), (8, 6442718560), (10, 5154174848), (16, 3221359280), (20, 2577087424), (32, 1610679640), (40, 1288543712), (64, 805339820), (80, 644271856), (128, 402669910), (160, 322135928), (256, 201334955), (320, 161067964), (640, 80533982), (1280, 40266991)]