30729500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1499}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 68796000

約数和(自身を除く): 38066500

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 1499, 2050, 2998, 4100, 5125, 5996, 7495, 10250, 14990, 20500, 29980, 37475, 61459, 74950, 122918, 149900, 187375, 245836, 307295, 374750, 614590, 749500, 1229180, 1536475, 3072950, 6145900, 7682375, 15364750, 30729500]

約数ペア:

[(1, 30729500), (2, 15364750), (4, 7682375), (5, 6145900), (10, 3072950), (20, 1536475), (25, 1229180), (41, 749500), (50, 614590), (82, 374750), (100, 307295), (125, 245836), (164, 187375), (205, 149900), (250, 122918), (410, 74950), (500, 61459), (820, 37475), (1025, 29980), (1499, 20500), (2050, 14990), (2998, 10250), (4100, 7495), (5125, 5996)]