20165131670

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1889}}^1\times {\mathrm{4253}}^1$

素因数の和:6400

約数の個数: 32

約数和(自身を含む): 36469712160

約数和(自身を除く): 16304580490

約数列:

[1, 2, 5, 10, 251, 502, 1255, 1889, 2510, 3778, 4253, 8506, 9445, 18890, 21265, 42530, 474139, 948278, 1067503, 2135006, 2370695, 4741390, 5337515, 8033917, 10675030, 16067834, 40169585, 80339170, 2016513167, 4033026334, 10082565835, 20165131670]

約数ペア:

[(1, 20165131670), (2, 10082565835), (5, 4033026334), (10, 2016513167), (251, 80339170), (502, 40169585), (1255, 16067834), (1889, 10675030), (2510, 8033917), (3778, 5337515), (4253, 4741390), (8506, 2370695), (9445, 2135006), (18890, 1067503), (21265, 948278), (42530, 474139)]