81146364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{40013}}^1$

素因数の和:40046

約数の個数: 36

約数和(自身を含む): 205031736

約数和(自身を除く): 123885372

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 40013, 80026, 120039, 160052, 240078, 480156, 520169, 1040338, 1560507, 2080676, 3121014, 6242028, 6762197, 13524394, 20286591, 27048788, 40573182, 81146364]

約数ペア:

[(1, 81146364), (2, 40573182), (3, 27048788), (4, 20286591), (6, 13524394), (12, 6762197), (13, 6242028), (26, 3121014), (39, 2080676), (52, 1560507), (78, 1040338), (156, 520169), (169, 480156), (338, 240078), (507, 160052), (676, 120039), (1014, 80026), (2028, 40013)]