25707180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2729}}^1$

素因数の和:2898

約数の個数: 48

約数和(自身を含む): 72465120

約数和(自身を除く): 46757940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 2729, 3140, 4710, 5458, 8187, 9420, 10916, 13645, 16374, 27290, 32748, 40935, 54580, 81870, 163740, 428453, 856906, 1285359, 1713812, 2142265, 2570718, 4284530, 5141436, 6426795, 8569060, 12853590, 25707180]

約数ペア:

[(1, 25707180), (2, 12853590), (3, 8569060), (4, 6426795), (5, 5141436), (6, 4284530), (10, 2570718), (12, 2142265), (15, 1713812), (20, 1285359), (30, 856906), (60, 428453), (157, 163740), (314, 81870), (471, 54580), (628, 40935), (785, 32748), (942, 27290), (1570, 16374), (1884, 13645), (2355, 10916), (2729, 9420), (3140, 8187), (4710, 5458)]