2005121185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{751}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 2584617984

約数和(自身を除く): 579496799

約数列:

[1, 5, 17, 85, 101, 311, 505, 751, 1555, 1717, 3755, 5287, 8585, 12767, 26435, 31411, 63835, 75851, 157055, 233561, 379255, 533987, 1167805, 1289467, 2669935, 3970537, 6447335, 19852685, 23589661, 117948305, 401024237, 2005121185]

約数ペア:

[(1, 2005121185), (5, 401024237), (17, 117948305), (85, 23589661), (101, 19852685), (311, 6447335), (505, 3970537), (751, 2669935), (1555, 1289467), (1717, 1167805), (3755, 533987), (5287, 379255), (8585, 233561), (12767, 157055), (26435, 75851), (31411, 63835)]