157112990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 288222624

約数和(自身を除く): 131109634

約数列:

[1, 2, 5, 10, 67, 134, 335, 421, 557, 670, 842, 1114, 2105, 2785, 4210, 5570, 28207, 37319, 56414, 74638, 141035, 186595, 234497, 282070, 373190, 468994, 1172485, 2344970, 15711299, 31422598, 78556495, 157112990]

約数ペア:

[(1, 157112990), (2, 78556495), (5, 31422598), (10, 15711299), (67, 2344970), (134, 1172485), (335, 468994), (421, 373190), (557, 282070), (670, 234497), (842, 186595), (1114, 141035), (2105, 74638), (2785, 56414), (4210, 37319), (5570, 28207)]