81188965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4937}}^1$

素因数の和:4989

約数の個数: 32

約数和(自身を含む): 119460096

約数和(自身を除く): 38271131

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 3289, 4937, 16445, 24685, 54307, 64181, 113551, 271535, 320905, 567755, 705991, 1249061, 1476163, 3529955, 6245305, 7380815, 16237793, 81188965]

約数ペア:

[(1, 81188965), (5, 16237793), (11, 7380815), (13, 6245305), (23, 3529955), (55, 1476163), (65, 1249061), (115, 705991), (143, 567755), (253, 320905), (299, 271535), (715, 113551), (1265, 64181), (1495, 54307), (3289, 24685), (4937, 16445)]