80111440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32303}}^1$

素因数の和:32347

約数の個数: 40

約数和(自身を含む): 192273408

約数和(自身を除く): 112161968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 32303, 64606, 129212, 161515, 258424, 323030, 516848, 646060, 1001393, 1292120, 2002786, 2584240, 4005572, 5006965, 8011144, 10013930, 16022288, 20027860, 40055720, 80111440]

約数ペア:

[(1, 80111440), (2, 40055720), (4, 20027860), (5, 16022288), (8, 10013930), (10, 8011144), (16, 5006965), (20, 4005572), (31, 2584240), (40, 2002786), (62, 1292120), (80, 1001393), (124, 646060), (155, 516848), (248, 323030), (310, 258424), (496, 161515), (620, 129212), (1240, 64606), (2480, 32303)]