168383890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{5437}}^1$

素因数の和:5626

約数の個数: 32

約数和(自身を含む): 321059520

約数和(自身を除く): 152675630

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 815, 1630, 3097, 5437, 6194, 10874, 15485, 27185, 30970, 54370, 103303, 206606, 516515, 886231, 1033030, 1772462, 4431155, 8862310, 16838389, 33676778, 84191945, 168383890]

約数ペア:

[(1, 168383890), (2, 84191945), (5, 33676778), (10, 16838389), (19, 8862310), (38, 4431155), (95, 1772462), (163, 1033030), (190, 886231), (326, 516515), (815, 206606), (1630, 103303), (3097, 54370), (5437, 30970), (6194, 27185), (10874, 15485)]