90909260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1103}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 206430336

約数和(自身を除く): 115521076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 1103, 1268, 1585, 2206, 3170, 4121, 4412, 5515, 6340, 8242, 11030, 14339, 16484, 20605, 22060, 28678, 41210, 57356, 71695, 82420, 143390, 286780, 349651, 699302, 1398604, 1748255, 3496510, 4545463, 6993020, 9090926, 18181852, 22727315, 45454630, 90909260]

約数ペア:

[(1, 90909260), (2, 45454630), (4, 22727315), (5, 18181852), (10, 9090926), (13, 6993020), (20, 4545463), (26, 3496510), (52, 1748255), (65, 1398604), (130, 699302), (260, 349651), (317, 286780), (634, 143390), (1103, 82420), (1268, 71695), (1585, 57356), (2206, 41210), (3170, 28678), (4121, 22060), (4412, 20605), (5515, 16484), (6340, 14339), (8242, 11030)]