71163550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 140459760

約数和(自身を除く): 69296210

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 173, 190, 346, 433, 475, 865, 866, 950, 1730, 2165, 3287, 4325, 4330, 6574, 8227, 8650, 10825, 16435, 16454, 21650, 32870, 41135, 74909, 82175, 82270, 149818, 164350, 205675, 374545, 411350, 749090, 1423271, 1872725, 2846542, 3745450, 7116355, 14232710, 35581775, 71163550]

約数ペア:

[(1, 71163550), (2, 35581775), (5, 14232710), (10, 7116355), (19, 3745450), (25, 2846542), (38, 1872725), (50, 1423271), (95, 749090), (173, 411350), (190, 374545), (346, 205675), (433, 164350), (475, 149818), (865, 82270), (866, 82175), (950, 74909), (1730, 41135), (2165, 32870), (3287, 21650), (4325, 16454), (4330, 16435), (6574, 10825), (8227, 8650)]