160904540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4111}}^1$

素因数の和:4242

約数の個数: 48

約数和(自身を含む): 359224320

約数和(自身を除く): 198319780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 3914, 4111, 7828, 8222, 9785, 16444, 19570, 20555, 39140, 41110, 78109, 82220, 156218, 312436, 390545, 423433, 781090, 846866, 1562180, 1693732, 2117165, 4234330, 8045227, 8468660, 16090454, 32180908, 40226135, 80452270, 160904540]

約数ペア:

[(1, 160904540), (2, 80452270), (4, 40226135), (5, 32180908), (10, 16090454), (19, 8468660), (20, 8045227), (38, 4234330), (76, 2117165), (95, 1693732), (103, 1562180), (190, 846866), (206, 781090), (380, 423433), (412, 390545), (515, 312436), (1030, 156218), (1957, 82220), (2060, 78109), (3914, 41110), (4111, 39140), (7828, 20555), (8222, 19570), (9785, 16444)]