79169720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{653}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 204361920

約数和(自身を除く): 125192200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 433, 653, 866, 1306, 1732, 2165, 2612, 3031, 3265, 3464, 4330, 4571, 5224, 6062, 6530, 8660, 9142, 12124, 13060, 15155, 17320, 18284, 22855, 24248, 26120, 30310, 36568, 45710, 60620, 91420, 121240, 182840, 282749, 565498, 1130996, 1413745, 1979243, 2261992, 2827490, 3958486, 5654980, 7916972, 9896215, 11309960, 15833944, 19792430, 39584860, 79169720]

約数ペア:

[(1, 79169720), (2, 39584860), (4, 19792430), (5, 15833944), (7, 11309960), (8, 9896215), (10, 7916972), (14, 5654980), (20, 3958486), (28, 2827490), (35, 2261992), (40, 1979243), (56, 1413745), (70, 1130996), (140, 565498), (280, 282749), (433, 182840), (653, 121240), (866, 91420), (1306, 60620), (1732, 45710), (2165, 36568), (2612, 30310), (3031, 26120), (3265, 24248), (3464, 22855), (4330, 18284), (4571, 17320), (5224, 15155), (6062, 13060), (6530, 12124), (8660, 9142)]