73921975

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{1759}}^1$

素因数の和:1851

約数の個数: 18

約数和(自身を含む): 94006880

約数和(自身を除く): 20084905

約数列:

[1, 5, 25, 41, 205, 1025, 1681, 1759, 8405, 8795, 42025, 43975, 72119, 360595, 1802975, 2956879, 14784395, 73921975]

約数ペア:

[(1, 73921975), (5, 14784395), (25, 2956879), (41, 1802975), (205, 360595), (1025, 72119), (1681, 43975), (1759, 42025), (8405, 8795)]