160991120

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7481}}^1$

素因数の和:7763

約数の個数: 40

約数和(自身を含む): 375746040

約数和(自身を除く): 214754920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 7481, 10760, 14962, 21520, 29924, 37405, 59848, 74810, 119696, 149620, 299240, 598480, 2012389, 4024778, 8049556, 10061945, 16099112, 20123890, 32198224, 40247780, 80495560, 160991120]

約数ペア:

[(1, 160991120), (2, 80495560), (4, 40247780), (5, 32198224), (8, 20123890), (10, 16099112), (16, 10061945), (20, 8049556), (40, 4024778), (80, 2012389), (269, 598480), (538, 299240), (1076, 149620), (1345, 119696), (2152, 74810), (2690, 59848), (4304, 37405), (5380, 29924), (7481, 21520), (10760, 14962)]