79960520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6917}}^1$

素因数の和:6962

約数の個数: 48

約数和(自身を含む): 191144340

約数和(自身を除く): 111183820

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 6917, 11560, 13834, 27668, 34585, 55336, 69170, 117589, 138340, 235178, 276680, 470356, 587945, 940712, 1175890, 1999013, 2351780, 3998026, 4703560, 7996052, 9995065, 15992104, 19990130, 39980260, 79960520]

約数ペア:

[(1, 79960520), (2, 39980260), (4, 19990130), (5, 15992104), (8, 9995065), (10, 7996052), (17, 4703560), (20, 3998026), (34, 2351780), (40, 1999013), (68, 1175890), (85, 940712), (136, 587945), (170, 470356), (289, 276680), (340, 235178), (578, 138340), (680, 117589), (1156, 69170), (1445, 55336), (2312, 34585), (2890, 27668), (5780, 13834), (6917, 11560)]