26121472

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 57689856

約数和(自身を除く): 31568384

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 167, 188, 208, 256, 334, 376, 416, 611, 668, 752, 832, 1222, 1336, 1504, 1664, 2171, 2444, 2672, 3008, 3328, 4342, 4888, 5344, 6016, 7849, 8684, 9776, 10688, 12032, 15698, 17368, 19552, 21376, 31396, 34736, 39104, 42752, 62792, 69472, 78208, 102037, 125584, 138944, 156416, 204074, 251168, 277888, 408148, 502336, 555776, 816296, 1004672, 1632592, 2009344, 3265184, 6530368, 13060736, 26121472]

約数ペア:

[(1, 26121472), (2, 13060736), (4, 6530368), (8, 3265184), (13, 2009344), (16, 1632592), (26, 1004672), (32, 816296), (47, 555776), (52, 502336), (64, 408148), (94, 277888), (104, 251168), (128, 204074), (167, 156416), (188, 138944), (208, 125584), (256, 102037), (334, 78208), (376, 69472), (416, 62792), (611, 42752), (668, 39104), (752, 34736), (832, 31396), (1222, 21376), (1336, 19552), (1504, 17368), (1664, 15698), (2171, 12032), (2444, 10688), (2672, 9776), (3008, 8684), (3328, 7849), (4342, 6016), (4888, 5344)]