26438785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 8553215

約数列:

[1, 5, 19, 53, 59, 89, 95, 265, 295, 445, 1007, 1121, 1691, 3127, 4717, 5035, 5251, 5605, 8455, 15635, 23585, 26255, 59413, 89623, 99769, 278303, 297065, 448115, 498845, 1391515, 5287757, 26438785]

約数ペア:

[(1, 26438785), (5, 5287757), (19, 1391515), (53, 498845), (59, 448115), (89, 297065), (95, 278303), (265, 99769), (295, 89623), (445, 59413), (1007, 26255), (1121, 23585), (1691, 15635), (3127, 8455), (4717, 5605), (5035, 5251)]