5257400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 12395040

約数和(自身を除く): 7137640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 271, 388, 485, 542, 776, 970, 1084, 1355, 1940, 2168, 2425, 2710, 3880, 4850, 5420, 6775, 9700, 10840, 13550, 19400, 26287, 27100, 52574, 54200, 105148, 131435, 210296, 262870, 525740, 657175, 1051480, 1314350, 2628700, 5257400]

約数ペア:

[(1, 5257400), (2, 2628700), (4, 1314350), (5, 1051480), (8, 657175), (10, 525740), (20, 262870), (25, 210296), (40, 131435), (50, 105148), (97, 54200), (100, 52574), (194, 27100), (200, 26287), (271, 19400), (388, 13550), (485, 10840), (542, 9700), (776, 6775), (970, 5420), (1084, 4850), (1355, 3880), (1940, 2710), (2168, 2425)]