25418432

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 56

約数和(自身を含む): 54961536

約数和(自身を除く): 29543104

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 137, 208, 223, 274, 416, 446, 548, 832, 892, 1096, 1781, 1784, 2192, 2899, 3562, 3568, 4384, 5798, 7124, 7136, 8768, 11596, 14248, 14272, 23192, 28496, 30551, 46384, 56992, 61102, 92768, 113984, 122204, 185536, 244408, 397163, 488816, 794326, 977632, 1588652, 1955264, 3177304, 6354608, 12709216, 25418432]

約数ペア:

[(1, 25418432), (2, 12709216), (4, 6354608), (8, 3177304), (13, 1955264), (16, 1588652), (26, 977632), (32, 794326), (52, 488816), (64, 397163), (104, 244408), (137, 185536), (208, 122204), (223, 113984), (274, 92768), (416, 61102), (446, 56992), (548, 46384), (832, 30551), (892, 28496), (1096, 23192), (1781, 14272), (1784, 14248), (2192, 11596), (2899, 8768), (3562, 7136), (3568, 7124), (4384, 5798)]