78986254

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 125193600

約数和(自身を除く): 46207346

約数列:

[1, 2, 41, 79, 82, 89, 137, 158, 178, 274, 3239, 3649, 5617, 6478, 7031, 7298, 10823, 11234, 12193, 14062, 21646, 24386, 288271, 443743, 499913, 576542, 887486, 963247, 999826, 1926494, 39493127, 78986254]

約数ペア:

[(1, 78986254), (2, 39493127), (41, 1926494), (79, 999826), (82, 963247), (89, 887486), (137, 576542), (158, 499913), (178, 443743), (274, 288271), (3239, 24386), (3649, 21646), (5617, 14062), (6478, 12193), (7031, 11234), (7298, 10823)]