855039910

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{12161}}^1$

素因数の和:12336

約数の個数: 32

約数和(自身を含む): 1576195200

約数和(自身を除く): 721155290

約数列:

[1, 2, 5, 10, 79, 89, 158, 178, 395, 445, 790, 890, 7031, 12161, 14062, 24322, 35155, 60805, 70310, 121610, 960719, 1082329, 1921438, 2164658, 4803595, 5411645, 9607190, 10823290, 85503991, 171007982, 427519955, 855039910]

約数ペア:

[(1, 855039910), (2, 427519955), (5, 171007982), (10, 85503991), (79, 10823290), (89, 9607190), (158, 5411645), (178, 4803595), (395, 2164658), (445, 1921438), (790, 1082329), (890, 960719), (7031, 121610), (12161, 70310), (14062, 60805), (24322, 35155)]