51170140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1153}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 123302592

約数和(自身を除く): 72132452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1153, 1268, 1585, 2219, 2306, 3170, 4438, 4612, 5765, 6340, 8071, 8876, 11095, 11530, 16142, 22190, 23060, 32284, 40355, 44380, 80710, 161420, 365501, 731002, 1462004, 1827505, 2558507, 3655010, 5117014, 7310020, 10234028, 12792535, 25585070, 51170140]

約数ペア:

[(1, 51170140), (2, 25585070), (4, 12792535), (5, 10234028), (7, 7310020), (10, 5117014), (14, 3655010), (20, 2558507), (28, 1827505), (35, 1462004), (70, 731002), (140, 365501), (317, 161420), (634, 80710), (1153, 44380), (1268, 40355), (1585, 32284), (2219, 23060), (2306, 22190), (3170, 16142), (4438, 11530), (4612, 11095), (5765, 8876), (6340, 8071)]