7776366980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1\times {\mathrm{6761}}^1$

素因数の和:7340

約数の個数: 48

約数和(自身を含む): 16494952320

約数和(自身を除く): 8718585340

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 439, 524, 655, 878, 1310, 1756, 2195, 2620, 4390, 6761, 8780, 13522, 27044, 33805, 57509, 67610, 115018, 135220, 230036, 287545, 575090, 885691, 1150180, 1771382, 2968079, 3542764, 4428455, 5936158, 8856910, 11872316, 14840395, 17713820, 29680790, 59361580, 388818349, 777636698, 1555273396, 1944091745, 3888183490, 7776366980]

約数ペア:

[(1, 7776366980), (2, 3888183490), (4, 1944091745), (5, 1555273396), (10, 777636698), (20, 388818349), (131, 59361580), (262, 29680790), (439, 17713820), (524, 14840395), (655, 11872316), (878, 8856910), (1310, 5936158), (1756, 4428455), (2195, 3542764), (2620, 2968079), (4390, 1771382), (6761, 1150180), (8780, 885691), (13522, 575090), (27044, 287545), (33805, 230036), (57509, 135220), (67610, 115018)]