72036940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 154828800

約数和(自身を除く): 82791860

約数列:

[1, 2, 4, 5, 10, 20, 79, 127, 158, 254, 316, 359, 395, 508, 635, 718, 790, 1270, 1436, 1580, 1795, 2540, 3590, 7180, 10033, 20066, 28361, 40132, 45593, 50165, 56722, 91186, 100330, 113444, 141805, 182372, 200660, 227965, 283610, 455930, 567220, 911860, 3601847, 7203694, 14407388, 18009235, 36018470, 72036940]

約数ペア:

[(1, 72036940), (2, 36018470), (4, 18009235), (5, 14407388), (10, 7203694), (20, 3601847), (79, 911860), (127, 567220), (158, 455930), (254, 283610), (316, 227965), (359, 200660), (395, 182372), (508, 141805), (635, 113444), (718, 100330), (790, 91186), (1270, 56722), (1436, 50165), (1580, 45593), (1795, 40132), (2540, 28361), (3590, 20066), (7180, 10033)]