72719465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{883}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 108116736

約数和(自身を除く): 35397271

約数列:

[1, 5, 7, 13, 35, 65, 91, 181, 455, 883, 905, 1267, 2353, 4415, 6181, 6335, 11479, 11765, 16471, 30905, 57395, 80353, 82355, 159823, 401765, 799115, 1118761, 2077699, 5593805, 10388495, 14543893, 72719465]

約数ペア:

[(1, 72719465), (5, 14543893), (7, 10388495), (13, 5593805), (35, 2077699), (65, 1118761), (91, 799115), (181, 401765), (455, 159823), (883, 82355), (905, 80353), (1267, 57395), (2353, 30905), (4415, 16471), (6181, 11765), (6335, 11479)]