85362940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{827}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 193771872

約数和(自身を除く): 108408932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 397, 794, 827, 1588, 1654, 1985, 3308, 3970, 4135, 5161, 7940, 8270, 10322, 10751, 16540, 20644, 21502, 25805, 43004, 51610, 53755, 103220, 107510, 215020, 328319, 656638, 1313276, 1641595, 3283190, 4268147, 6566380, 8536294, 17072588, 21340735, 42681470, 85362940]

約数ペア:

[(1, 85362940), (2, 42681470), (4, 21340735), (5, 17072588), (10, 8536294), (13, 6566380), (20, 4268147), (26, 3283190), (52, 1641595), (65, 1313276), (130, 656638), (260, 328319), (397, 215020), (794, 107510), (827, 103220), (1588, 53755), (1654, 51610), (1985, 43004), (3308, 25805), (3970, 21502), (4135, 20644), (5161, 16540), (7940, 10751), (8270, 10322)]