262745275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 363976704

約数和(自身を除く): 101231429

約数列:

[1, 5, 13, 25, 47, 65, 103, 167, 235, 325, 515, 611, 835, 1175, 1339, 2171, 2575, 3055, 4175, 4841, 6695, 7849, 10855, 15275, 17201, 24205, 33475, 39245, 54275, 62933, 86005, 102037, 121025, 196225, 223613, 314665, 430025, 510185, 808447, 1118065, 1573325, 2550925, 4042235, 5590325, 10509811, 20211175, 52549055, 262745275]

約数ペア:

[(1, 262745275), (5, 52549055), (13, 20211175), (25, 10509811), (47, 5590325), (65, 4042235), (103, 2550925), (167, 1573325), (235, 1118065), (325, 808447), (515, 510185), (611, 430025), (835, 314665), (1175, 223613), (1339, 196225), (2171, 121025), (2575, 102037), (3055, 86005), (4175, 62933), (4841, 54275), (6695, 39245), (7849, 33475), (10855, 24205), (15275, 17201)]