1023177520

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{691}}^1$

素因数の和:1010

約数の個数: 80

約数和(自身を含む): 2421844992

約数和(自身を除く): 1398667472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 223, 332, 415, 446, 664, 691, 830, 892, 1115, 1328, 1382, 1660, 1784, 2230, 2764, 3320, 3455, 3568, 4460, 5528, 6640, 6910, 8920, 11056, 13820, 17840, 18509, 27640, 37018, 55280, 57353, 74036, 92545, 114706, 148072, 154093, 185090, 229412, 286765, 296144, 308186, 370180, 458824, 573530, 616372, 740360, 770465, 917648, 1147060, 1232744, 1480720, 1540930, 2294120, 2465488, 3081860, 4588240, 6163720, 12327440, 12789719, 25579438, 51158876, 63948595, 102317752, 127897190, 204635504, 255794380, 511588760, 1023177520]

約数ペア:

[(1, 1023177520), (2, 511588760), (4, 255794380), (5, 204635504), (8, 127897190), (10, 102317752), (16, 63948595), (20, 51158876), (40, 25579438), (80, 12789719), (83, 12327440), (166, 6163720), (223, 4588240), (332, 3081860), (415, 2465488), (446, 2294120), (664, 1540930), (691, 1480720), (830, 1232744), (892, 1147060), (1115, 917648), (1328, 770465), (1382, 740360), (1660, 616372), (1784, 573530), (2230, 458824), (2764, 370180), (3320, 308186), (3455, 296144), (3568, 286765), (4460, 229412), (5528, 185090), (6640, 154093), (6910, 148072), (8920, 114706), (11056, 92545), (13820, 74036), (17840, 57353), (18509, 55280), (27640, 37018)]