82007960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 190356480

約数和(自身を除く): 108348520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 101, 106, 202, 212, 265, 383, 404, 424, 505, 530, 766, 808, 1010, 1060, 1532, 1915, 2020, 2120, 3064, 3830, 4040, 5353, 7660, 10706, 15320, 20299, 21412, 26765, 38683, 40598, 42824, 53530, 77366, 81196, 101495, 107060, 154732, 162392, 193415, 202990, 214120, 309464, 386830, 405980, 773660, 811960, 1547320, 2050199, 4100398, 8200796, 10250995, 16401592, 20501990, 41003980, 82007960]

約数ペア:

[(1, 82007960), (2, 41003980), (4, 20501990), (5, 16401592), (8, 10250995), (10, 8200796), (20, 4100398), (40, 2050199), (53, 1547320), (101, 811960), (106, 773660), (202, 405980), (212, 386830), (265, 309464), (383, 214120), (404, 202990), (424, 193415), (505, 162392), (530, 154732), (766, 107060), (808, 101495), (1010, 81196), (1060, 77366), (1532, 53530), (1915, 42824), (2020, 40598), (2120, 38683), (3064, 26765), (3830, 21412), (4040, 20299), (5353, 15320), (7660, 10706)]