84808990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13613}}^1$

素因数の和:13716

約数の個数: 32

約数和(自身を含む): 176437440

約数和(自身を除く): 91628450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 13613, 27226, 68065, 95291, 136130, 190582, 476455, 952910, 1211557, 2423114, 6057785, 8480899, 12115570, 16961798, 42404495, 84808990]

約数ペア:

[(1, 84808990), (2, 42404495), (5, 16961798), (7, 12115570), (10, 8480899), (14, 6057785), (35, 2423114), (70, 1211557), (89, 952910), (178, 476455), (445, 190582), (623, 136130), (890, 95291), (1246, 68065), (3115, 27226), (6230, 13613)]