1680496960

素因数分解:

$2^6\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{4049}}^1$

素因数の和:5363

約数の個数: 56

約数和(自身を含む): 4005757800

約数和(自身を除く): 2325260840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1297, 2594, 4049, 5188, 6485, 8098, 10376, 12970, 16196, 20245, 20752, 25940, 32392, 40490, 41504, 51880, 64784, 80980, 83008, 103760, 129568, 161960, 207520, 259136, 323920, 415040, 647840, 1295680, 5251553, 10503106, 21006212, 26257765, 42012424, 52515530, 84024848, 105031060, 168049696, 210062120, 336099392, 420124240, 840248480, 1680496960]

約数ペア:

[(1, 1680496960), (2, 840248480), (4, 420124240), (5, 336099392), (8, 210062120), (10, 168049696), (16, 105031060), (20, 84024848), (32, 52515530), (40, 42012424), (64, 26257765), (80, 21006212), (160, 10503106), (320, 5251553), (1297, 1295680), (2594, 647840), (4049, 415040), (5188, 323920), (6485, 259136), (8098, 207520), (10376, 161960), (12970, 129568), (16196, 103760), (20245, 83008), (20752, 80980), (25940, 64784), (32392, 51880), (40490, 41504)]