160020290

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 291695040

約数和(自身を除く): 131674750

約数列:

[1, 2, 5, 10, 181, 211, 362, 419, 422, 838, 905, 1055, 1810, 2095, 2110, 4190, 38191, 75839, 76382, 88409, 151678, 176818, 190955, 379195, 381910, 442045, 758390, 884090, 16002029, 32004058, 80010145, 160020290]

約数ペア:

[(1, 160020290), (2, 80010145), (5, 32004058), (10, 16002029), (181, 884090), (211, 758390), (362, 442045), (419, 381910), (422, 379195), (838, 190955), (905, 176818), (1055, 151678), (1810, 88409), (2095, 76382), (2110, 75839), (4190, 38191)]