30790700

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1889}}^1$

素因数の和:2066

約数の個数: 36

約数和(自身を含む): 67261320

約数和(自身を除く): 36470620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1630, 1889, 3260, 3778, 4075, 7556, 8150, 9445, 16300, 18890, 37780, 47225, 94450, 188900, 307907, 615814, 1231628, 1539535, 3079070, 6158140, 7697675, 15395350, 30790700]

約数ペア:

[(1, 30790700), (2, 15395350), (4, 7697675), (5, 6158140), (10, 3079070), (20, 1539535), (25, 1231628), (50, 615814), (100, 307907), (163, 188900), (326, 94450), (652, 47225), (815, 37780), (1630, 18890), (1889, 16300), (3260, 9445), (3778, 8150), (4075, 7556)]