85979120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 212153088

約数和(自身を除く): 126173968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 937, 1147, 1240, 1480, 1874, 2294, 2480, 2960, 3748, 4588, 4685, 5735, 7496, 9176, 9370, 11470, 14992, 18352, 18740, 22940, 29047, 34669, 37480, 45880, 58094, 69338, 74960, 91760, 116188, 138676, 145235, 173345, 232376, 277352, 290470, 346690, 464752, 554704, 580940, 693380, 1074739, 1161880, 1386760, 2149478, 2323760, 2773520, 4298956, 5373695, 8597912, 10747390, 17195824, 21494780, 42989560, 85979120]

約数ペア:

[(1, 85979120), (2, 42989560), (4, 21494780), (5, 17195824), (8, 10747390), (10, 8597912), (16, 5373695), (20, 4298956), (31, 2773520), (37, 2323760), (40, 2149478), (62, 1386760), (74, 1161880), (80, 1074739), (124, 693380), (148, 580940), (155, 554704), (185, 464752), (248, 346690), (296, 290470), (310, 277352), (370, 232376), (496, 173345), (592, 145235), (620, 138676), (740, 116188), (937, 91760), (1147, 74960), (1240, 69338), (1480, 58094), (1874, 45880), (2294, 37480), (2480, 34669), (2960, 29047), (3748, 22940), (4588, 18740), (4685, 18352), (5735, 14992), (7496, 11470), (9176, 9370)]