1561542208

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{75539}}^1$

素因数の和:75587

約数の個数: 56

約数和(自身を含む): 3453688800

約数和(自身を除く): 1892146592

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2584, 5168, 10336, 20672, 75539, 151078, 302156, 604312, 1208624, 1284163, 1435241, 2417248, 2568326, 2870482, 4834496, 5136652, 5740964, 10273304, 11481928, 20546608, 22963856, 24399097, 41093216, 45927712, 48798194, 82186432, 91855424, 97596388, 195192776, 390385552, 780771104, 1561542208]

約数ペア:

[(1, 1561542208), (2, 780771104), (4, 390385552), (8, 195192776), (16, 97596388), (17, 91855424), (19, 82186432), (32, 48798194), (34, 45927712), (38, 41093216), (64, 24399097), (68, 22963856), (76, 20546608), (136, 11481928), (152, 10273304), (272, 5740964), (304, 5136652), (323, 4834496), (544, 2870482), (608, 2568326), (646, 2417248), (1088, 1435241), (1216, 1284163), (1292, 1208624), (2584, 604312), (5168, 302156), (10336, 151078), (20672, 75539)]