256475003888

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{853}}^1\times {\mathrm{55763}}^1$

素因数の和:56961

約数の個数: 40

約数和(自身を含む): 498988093968

約数和(自身を除く): 242513090080

約数列:

[1, 2, 4, 8, 16, 337, 674, 853, 1348, 1706, 2696, 3412, 5392, 6824, 13648, 55763, 111526, 223052, 287461, 446104, 574922, 892208, 1149844, 2299688, 4599376, 18792131, 37584262, 47565839, 75168524, 95131678, 150337048, 190263356, 300674096, 380526712, 761053424, 16029687743, 32059375486, 64118750972, 128237501944, 256475003888]

約数ペア:

[(1, 256475003888), (2, 128237501944), (4, 64118750972), (8, 32059375486), (16, 16029687743), (337, 761053424), (674, 380526712), (853, 300674096), (1348, 190263356), (1706, 150337048), (2696, 95131678), (3412, 75168524), (5392, 47565839), (6824, 37584262), (13648, 18792131), (55763, 4599376), (111526, 2299688), (223052, 1149844), (287461, 892208), (446104, 574922)]