72643375

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1444

約数の個数: 32

約数和(自身を含む): 105386112

約数和(自身を除く): 32742737

約数列:

[1, 5, 7, 25, 35, 61, 125, 175, 305, 427, 875, 1361, 1525, 2135, 6805, 7625, 9527, 10675, 34025, 47635, 53375, 83021, 170125, 238175, 415105, 581147, 1190875, 2075525, 2905735, 10377625, 14528675, 72643375]

約数ペア:

[(1, 72643375), (5, 14528675), (7, 10377625), (25, 2905735), (35, 2075525), (61, 1190875), (125, 581147), (175, 415105), (305, 238175), (427, 170125), (875, 83021), (1361, 53375), (1525, 47635), (2135, 34025), (6805, 10675), (7625, 9527)]