258631311700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1640021}}^1$

素因数の和:1640137

約数の個数: 72

約数和(自身を含む): 597886420320

約数和(自身を除く): 339255108620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 83, 95, 100, 166, 190, 332, 380, 415, 475, 830, 950, 1577, 1660, 1900, 2075, 3154, 4150, 6308, 7885, 8300, 15770, 31540, 39425, 78850, 157700, 1640021, 3280042, 6560084, 8200105, 16400210, 31160399, 32800420, 41000525, 62320798, 82001050, 124641596, 136121743, 155801995, 164002100, 272243486, 311603990, 544486972, 623207980, 680608715, 779009975, 1361217430, 1558019950, 2586313117, 2722434860, 3116039900, 3403043575, 5172626234, 6806087150, 10345252468, 12931565585, 13612174300, 25863131170, 51726262340, 64657827925, 129315655850, 258631311700]

約数ペア:

[(1, 258631311700), (2, 129315655850), (4, 64657827925), (5, 51726262340), (10, 25863131170), (19, 13612174300), (20, 12931565585), (25, 10345252468), (38, 6806087150), (50, 5172626234), (76, 3403043575), (83, 3116039900), (95, 2722434860), (100, 2586313117), (166, 1558019950), (190, 1361217430), (332, 779009975), (380, 680608715), (415, 623207980), (475, 544486972), (830, 311603990), (950, 272243486), (1577, 164002100), (1660, 155801995), (1900, 136121743), (2075, 124641596), (3154, 82001050), (4150, 62320798), (6308, 41000525), (7885, 32800420), (8300, 31160399), (15770, 16400210), (31540, 8200105), (39425, 6560084), (78850, 3280042), (157700, 1640021)]