129954680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1693}}^1$

素因数の和:1824

約数の個数: 64

約数和(自身を含む): 311018400

約数和(自身を除く): 181063720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 760, 808, 1010, 1693, 1919, 2020, 3386, 3838, 4040, 6772, 7676, 8465, 9595, 13544, 15352, 16930, 19190, 32167, 33860, 38380, 64334, 67720, 76760, 128668, 160835, 170993, 257336, 321670, 341986, 643340, 683972, 854965, 1286680, 1367944, 1709930, 3248867, 3419860, 6497734, 6839720, 12995468, 16244335, 25990936, 32488670, 64977340, 129954680]

約数ペア:

[(1, 129954680), (2, 64977340), (4, 32488670), (5, 25990936), (8, 16244335), (10, 12995468), (19, 6839720), (20, 6497734), (38, 3419860), (40, 3248867), (76, 1709930), (95, 1367944), (101, 1286680), (152, 854965), (190, 683972), (202, 643340), (380, 341986), (404, 321670), (505, 257336), (760, 170993), (808, 160835), (1010, 128668), (1693, 76760), (1919, 67720), (2020, 64334), (3386, 38380), (3838, 33860), (4040, 32167), (6772, 19190), (7676, 16930), (8465, 15352), (9595, 13544)]