79481840

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4157}}^1$

素因数の和:4409

約数の個数: 40

約数和(自身を含む): 185613120

約数和(自身を除く): 106131280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4157, 4780, 8314, 9560, 16628, 19120, 20785, 33256, 41570, 66512, 83140, 166280, 332560, 993523, 1987046, 3974092, 4967615, 7948184, 9935230, 15896368, 19870460, 39740920, 79481840]

約数ペア:

[(1, 79481840), (2, 39740920), (4, 19870460), (5, 15896368), (8, 9935230), (10, 7948184), (16, 4967615), (20, 3974092), (40, 1987046), (80, 993523), (239, 332560), (478, 166280), (956, 83140), (1195, 66512), (1912, 41570), (2390, 33256), (3824, 20785), (4157, 19120), (4780, 16628), (8314, 9560)]