25305176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 28884904

約数列:

[1, 2, 4, 8, 13, 26, 31, 47, 52, 62, 94, 104, 124, 167, 188, 248, 334, 376, 403, 611, 668, 806, 1222, 1336, 1457, 1612, 2171, 2444, 2914, 3224, 4342, 4888, 5177, 5828, 7849, 8684, 10354, 11656, 15698, 17368, 18941, 20708, 31396, 37882, 41416, 62792, 67301, 75764, 102037, 134602, 151528, 204074, 243319, 269204, 408148, 486638, 538408, 816296, 973276, 1946552, 3163147, 6326294, 12652588, 25305176]

約数ペア:

[(1, 25305176), (2, 12652588), (4, 6326294), (8, 3163147), (13, 1946552), (26, 973276), (31, 816296), (47, 538408), (52, 486638), (62, 408148), (94, 269204), (104, 243319), (124, 204074), (167, 151528), (188, 134602), (248, 102037), (334, 75764), (376, 67301), (403, 62792), (611, 41416), (668, 37882), (806, 31396), (1222, 20708), (1336, 18941), (1457, 17368), (1612, 15698), (2171, 11656), (2444, 10354), (2914, 8684), (3224, 7849), (4342, 5828), (4888, 5177)]