38991060400

素因数分解:

$2^4\times 5^2\times {\mathrm{9739}}^1\times {\mathrm{10009}}^1$

素因数の和:19766

約数の個数: 60

約数和(自身を含む): 93695001400

約数和(自身を除く): 54703941000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 9739, 10009, 19478, 20018, 38956, 40036, 48695, 50045, 77912, 80072, 97390, 100090, 155824, 160144, 194780, 200180, 243475, 250225, 389560, 400360, 486950, 500450, 779120, 800720, 973900, 1000900, 1947800, 2001800, 3895600, 4003600, 97477651, 194955302, 389910604, 487388255, 779821208, 974776510, 1559642416, 1949553020, 2436941275, 3899106040, 4873882550, 7798212080, 9747765100, 19495530200, 38991060400]

約数ペア:

[(1, 38991060400), (2, 19495530200), (4, 9747765100), (5, 7798212080), (8, 4873882550), (10, 3899106040), (16, 2436941275), (20, 1949553020), (25, 1559642416), (40, 974776510), (50, 779821208), (80, 487388255), (100, 389910604), (200, 194955302), (400, 97477651), (9739, 4003600), (10009, 3895600), (19478, 2001800), (20018, 1947800), (38956, 1000900), (40036, 973900), (48695, 800720), (50045, 779120), (77912, 500450), (80072, 486950), (97390, 400360), (100090, 389560), (155824, 250225), (160144, 243475), (194780, 200180)]