72838790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{673}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 133937280

約数和(自身を除く): 61098490

約数列:

[1, 2, 5, 10, 79, 137, 158, 274, 395, 673, 685, 790, 1346, 1370, 3365, 6730, 10823, 21646, 53167, 54115, 92201, 106334, 108230, 184402, 265835, 461005, 531670, 922010, 7283879, 14567758, 36419395, 72838790]

約数ペア:

[(1, 72838790), (2, 36419395), (5, 14567758), (10, 7283879), (79, 922010), (137, 531670), (158, 461005), (274, 265835), (395, 184402), (673, 108230), (685, 106334), (790, 92201), (1346, 54115), (1370, 53167), (3365, 21646), (6730, 10823)]