1288759530250

素因数分解:

$2^1\times 5^3\times {\mathrm{15401}}^1\times {\mathrm{334721}}^1$

素因数の和:350139

約数の個数: 32

約数和(自身を含む): 2412721698192

約数和(自身を除く): 1123962167942

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 15401, 30802, 77005, 154010, 334721, 385025, 669442, 770050, 1673605, 1925125, 3347210, 3850250, 8368025, 16736050, 41840125, 83680250, 5155038121, 10310076242, 25775190605, 51550381210, 128875953025, 257751906050, 644379765125, 1288759530250]

約数ペア:

[(1, 1288759530250), (2, 644379765125), (5, 257751906050), (10, 128875953025), (25, 51550381210), (50, 25775190605), (125, 10310076242), (250, 5155038121), (15401, 83680250), (30802, 41840125), (77005, 16736050), (154010, 8368025), (334721, 3850250), (385025, 3347210), (669442, 1925125), (770050, 1673605)]