80785810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{953}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 170311896

約数和(自身を除く): 89526086

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 173, 245, 346, 490, 865, 953, 1211, 1730, 1906, 2422, 4765, 6055, 6671, 8477, 9530, 12110, 13342, 16954, 33355, 42385, 46697, 66710, 84770, 93394, 164869, 233485, 329738, 466970, 824345, 1154083, 1648690, 2308166, 5770415, 8078581, 11540830, 16157162, 40392905, 80785810]

約数ペア:

[(1, 80785810), (2, 40392905), (5, 16157162), (7, 11540830), (10, 8078581), (14, 5770415), (35, 2308166), (49, 1648690), (70, 1154083), (98, 824345), (173, 466970), (245, 329738), (346, 233485), (490, 164869), (865, 93394), (953, 84770), (1211, 66710), (1730, 46697), (1906, 42385), (2422, 33355), (4765, 16954), (6055, 13342), (6671, 12110), (8477, 9530)]