81832660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44963}}^1$

素因数の和:44992

約数の個数: 48

約数和(自身を含む): 211510656

約数和(自身を除く): 129677996

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 44963, 89926, 179852, 224815, 314741, 449630, 584519, 629482, 899260, 1169038, 1258964, 1573705, 2338076, 2922595, 3147410, 4091633, 5845190, 6294820, 8183266, 11690380, 16366532, 20458165, 40916330, 81832660]

約数ペア:

[(1, 81832660), (2, 40916330), (4, 20458165), (5, 16366532), (7, 11690380), (10, 8183266), (13, 6294820), (14, 5845190), (20, 4091633), (26, 3147410), (28, 2922595), (35, 2338076), (52, 1573705), (65, 1258964), (70, 1169038), (91, 899260), (130, 629482), (140, 584519), (182, 449630), (260, 314741), (364, 224815), (455, 179852), (910, 89926), (1820, 44963)]