5491520

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^2$

素因数の和:279

約数の個数: 42

約数和(自身を含む): 13177266

約数和(自身を除く): 7685746

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 8384, 10480, 17161, 20960, 34322, 41920, 68644, 85805, 137288, 171610, 274576, 343220, 549152, 686440, 1098304, 1372880, 2745760, 5491520]

約数ペア:

[(1, 5491520), (2, 2745760), (4, 1372880), (5, 1098304), (8, 686440), (10, 549152), (16, 343220), (20, 274576), (32, 171610), (40, 137288), (64, 85805), (80, 68644), (131, 41920), (160, 34322), (262, 20960), (320, 17161), (524, 10480), (655, 8384), (1048, 5240), (1310, 4192), (2096, 2620)]