80416791

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^3\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 148140720

約数和(自身を除く): 67723929

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 83, 91, 117, 147, 169, 249, 273, 441, 507, 581, 637, 747, 819, 1079, 1183, 1521, 1743, 1911, 2197, 3237, 3549, 4067, 5229, 5733, 6591, 7553, 8281, 9711, 10647, 12201, 14027, 15379, 19773, 22659, 24843, 36603, 42081, 46137, 52871, 67977, 74529, 98189, 107653, 126243, 138411, 158613, 182351, 294567, 322959, 475839, 547053, 687323, 883701, 968877, 1276457, 1641159, 2061969, 3829371, 6185907, 8935199, 11488113, 26805597, 80416791]

約数ペア:

[(1, 80416791), (3, 26805597), (7, 11488113), (9, 8935199), (13, 6185907), (21, 3829371), (39, 2061969), (49, 1641159), (63, 1276457), (83, 968877), (91, 883701), (117, 687323), (147, 547053), (169, 475839), (249, 322959), (273, 294567), (441, 182351), (507, 158613), (581, 138411), (637, 126243), (747, 107653), (819, 98189), (1079, 74529), (1183, 67977), (1521, 52871), (1743, 46137), (1911, 42081), (2197, 36603), (3237, 24843), (3549, 22659), (4067, 19773), (5229, 15379), (5733, 14027), (6591, 12201), (7553, 10647), (8281, 9711)]