776947730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{192791}}^1$

素因数の和:192842

約数の個数: 32

約数和(自身を含む): 1554674688

約数和(自身を除く): 777726958

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 192791, 385582, 963955, 1927910, 2506283, 5012566, 5976521, 11953042, 12531415, 25062830, 29882605, 59765210, 77694773, 155389546, 388473865, 776947730]

約数ペア:

[(1, 776947730), (2, 388473865), (5, 155389546), (10, 77694773), (13, 59765210), (26, 29882605), (31, 25062830), (62, 12531415), (65, 11953042), (130, 5976521), (155, 5012566), (310, 2506283), (403, 1927910), (806, 963955), (2015, 385582), (4030, 192791)]