25427168

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3217}}^1$

素因数の和:3259

約数の個数: 48

約数和(自身を含む): 56765520

約数和(自身を除く): 31338352

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3217, 3952, 6434, 7904, 12868, 25736, 41821, 51472, 61123, 83642, 102944, 122246, 167284, 244492, 334568, 488984, 669136, 794599, 977968, 1338272, 1589198, 1955936, 3178396, 6356792, 12713584, 25427168]

約数ペア:

[(1, 25427168), (2, 12713584), (4, 6356792), (8, 3178396), (13, 1955936), (16, 1589198), (19, 1338272), (26, 977968), (32, 794599), (38, 669136), (52, 488984), (76, 334568), (104, 244492), (152, 167284), (208, 122246), (247, 102944), (304, 83642), (416, 61123), (494, 51472), (608, 41821), (988, 25736), (1976, 12868), (3217, 7904), (3952, 6434)]