1661530081625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{23663}}^1$

素因数の和:24059

約数の個数: 64

約数和(自身を含む): 2219911888896

約数和(自身を除く): 558381807271

約数列:

[1, 5, 17, 25, 85, 125, 173, 191, 425, 865, 955, 2125, 2941, 3247, 4325, 4775, 14705, 16235, 21625, 23663, 23875, 33043, 73525, 81175, 118315, 165215, 367625, 402271, 405875, 561731, 591575, 826075, 2011355, 2808655, 2957875, 4093699, 4130375, 4519633, 10056775, 14043275, 20468495, 22598165, 50283875, 69592883, 70216375, 76833761, 102342475, 112990825, 347964415, 384168805, 511712375, 564954125, 781896509, 1739822075, 1920844025, 3909482545, 8699110375, 9604220125, 13292240653, 19547412725, 66461203265, 97737063625, 332306016325, 1661530081625]

約数ペア:

[(1, 1661530081625), (5, 332306016325), (17, 97737063625), (25, 66461203265), (85, 19547412725), (125, 13292240653), (173, 9604220125), (191, 8699110375), (425, 3909482545), (865, 1920844025), (955, 1739822075), (2125, 781896509), (2941, 564954125), (3247, 511712375), (4325, 384168805), (4775, 347964415), (14705, 112990825), (16235, 102342475), (21625, 76833761), (23663, 70216375), (23875, 69592883), (33043, 50283875), (73525, 22598165), (81175, 20468495), (118315, 14043275), (165215, 10056775), (367625, 4519633), (402271, 4130375), (405875, 4093699), (561731, 2957875), (591575, 2808655), (826075, 2011355)]