809948830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 1545868800

約数和(自身を除く): 735919970

約数列:

[1, 2, 5, 10, 29, 58, 71, 139, 142, 145, 278, 283, 290, 355, 566, 695, 710, 1390, 1415, 2059, 2830, 4031, 4118, 8062, 8207, 9869, 10295, 16414, 19738, 20093, 20155, 20590, 39337, 40186, 40310, 41035, 49345, 78674, 82070, 98690, 100465, 196685, 200930, 286201, 393370, 572402, 582697, 1140773, 1165394, 1431005, 2281546, 2792927, 2862010, 2913485, 5585854, 5703865, 5826970, 11407730, 13964635, 27929270, 80994883, 161989766, 404974415, 809948830]

約数ペア:

[(1, 809948830), (2, 404974415), (5, 161989766), (10, 80994883), (29, 27929270), (58, 13964635), (71, 11407730), (139, 5826970), (142, 5703865), (145, 5585854), (278, 2913485), (283, 2862010), (290, 2792927), (355, 2281546), (566, 1431005), (695, 1165394), (710, 1140773), (1390, 582697), (1415, 572402), (2059, 393370), (2830, 286201), (4031, 200930), (4118, 196685), (8062, 100465), (8207, 98690), (9869, 82070), (10295, 78674), (16414, 49345), (19738, 41035), (20093, 40310), (20155, 40186), (20590, 39337)]