78280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:133

約数の個数: 32

約数和(自身を含む): 187200

約数和(自身を除く): 108920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 380, 412, 515, 760, 824, 1030, 1957, 2060, 3914, 4120, 7828, 9785, 15656, 19570, 39140, 78280]

約数ペア:

[(1, 78280), (2, 39140), (4, 19570), (5, 15656), (8, 9785), (10, 7828), (19, 4120), (20, 3914), (38, 2060), (40, 1957), (76, 1030), (95, 824), (103, 760), (152, 515), (190, 412), (206, 380)]