25650304

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 29429696

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 128, 152, 199, 212, 304, 398, 424, 608, 796, 848, 1007, 1216, 1592, 1696, 2014, 2432, 3184, 3392, 3781, 4028, 6368, 6784, 7562, 8056, 10547, 12736, 15124, 16112, 21094, 25472, 30248, 32224, 42188, 60496, 64448, 84376, 120992, 128896, 168752, 200393, 241984, 337504, 400786, 483968, 675008, 801572, 1350016, 1603144, 3206288, 6412576, 12825152, 25650304]

約数ペア:

[(1, 25650304), (2, 12825152), (4, 6412576), (8, 3206288), (16, 1603144), (19, 1350016), (32, 801572), (38, 675008), (53, 483968), (64, 400786), (76, 337504), (106, 241984), (128, 200393), (152, 168752), (199, 128896), (212, 120992), (304, 84376), (398, 64448), (424, 60496), (608, 42188), (796, 32224), (848, 30248), (1007, 25472), (1216, 21094), (1592, 16112), (1696, 15124), (2014, 12736), (2432, 10547), (3184, 8056), (3392, 7562), (3781, 6784), (4028, 6368)]