56495660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1103}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 128532096

約数和(自身を除く): 72036436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1103, 1970, 2206, 2561, 3940, 4412, 5122, 5515, 10244, 11030, 12805, 14339, 22060, 25610, 28678, 51220, 57356, 71695, 143390, 217291, 286780, 434582, 869164, 1086455, 2172910, 2824783, 4345820, 5649566, 11299132, 14123915, 28247830, 56495660]

約数ペア:

[(1, 56495660), (2, 28247830), (4, 14123915), (5, 11299132), (10, 5649566), (13, 4345820), (20, 2824783), (26, 2172910), (52, 1086455), (65, 869164), (130, 434582), (197, 286780), (260, 217291), (394, 143390), (788, 71695), (985, 57356), (1103, 51220), (1970, 28678), (2206, 25610), (2561, 22060), (3940, 14339), (4412, 12805), (5122, 11030), (5515, 10244)]