72250540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{10007}}^1$

素因数の和:10054

約数の個数: 36

約数和(自身を含む): 160148016

約数和(自身を除く): 87897476

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 10007, 20014, 40028, 50035, 100070, 190133, 200140, 380266, 760532, 950665, 1901330, 3612527, 3802660, 7225054, 14450108, 18062635, 36125270, 72250540]

約数ペア:

[(1, 72250540), (2, 36125270), (4, 18062635), (5, 14450108), (10, 7225054), (19, 3802660), (20, 3612527), (38, 1901330), (76, 950665), (95, 760532), (190, 380266), (361, 200140), (380, 190133), (722, 100070), (1444, 50035), (1805, 40028), (3610, 20014), (7220, 10007)]