80640612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4657}}^1$

素因数の和:4717

約数の個数: 72

約数和(自身を含む): 225503096

約数和(自身を除く): 144862484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 4657, 5772, 8658, 9314, 13971, 17316, 18628, 27942, 41913, 55884, 60541, 83826, 121082, 167652, 172309, 181623, 242164, 344618, 363246, 516927, 544869, 689236, 726492, 1033854, 1089738, 1550781, 2067708, 2179476, 2240017, 3101562, 4480034, 6203124, 6720051, 8960068, 13440102, 20160153, 26880204, 40320306, 80640612]

約数ペア:

[(1, 80640612), (2, 40320306), (3, 26880204), (4, 20160153), (6, 13440102), (9, 8960068), (12, 6720051), (13, 6203124), (18, 4480034), (26, 3101562), (36, 2240017), (37, 2179476), (39, 2067708), (52, 1550781), (74, 1089738), (78, 1033854), (111, 726492), (117, 689236), (148, 544869), (156, 516927), (222, 363246), (234, 344618), (333, 242164), (444, 181623), (468, 172309), (481, 167652), (666, 121082), (962, 83826), (1332, 60541), (1443, 55884), (1924, 41913), (2886, 27942), (4329, 18628), (4657, 17316), (5772, 13971), (8658, 9314)]