100485220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{691}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 230884416

約数和(自身を除く): 130399196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 661, 691, 1322, 1382, 2644, 2764, 3305, 3455, 6610, 6910, 7271, 7601, 13220, 13820, 14542, 15202, 29084, 30404, 36355, 38005, 72710, 76010, 145420, 152020, 456751, 913502, 1827004, 2283755, 4567510, 5024261, 9135020, 10048522, 20097044, 25121305, 50242610, 100485220]

約数ペア:

[(1, 100485220), (2, 50242610), (4, 25121305), (5, 20097044), (10, 10048522), (11, 9135020), (20, 5024261), (22, 4567510), (44, 2283755), (55, 1827004), (110, 913502), (220, 456751), (661, 152020), (691, 145420), (1322, 76010), (1382, 72710), (2644, 38005), (2764, 36355), (3305, 30404), (3455, 29084), (6610, 15202), (6910, 14542), (7271, 13820), (7601, 13220)]